Monday

April 21, 2014

April 21, 2014

Number of results: 11,600

**MATH for teacher 2**

determine the probability of selecting 2 red marbles. selecting a box contain 7 black ,3 red, and 5 purple marbles consider the two- stage experiment of randomly selecting a marble from the box
*Tuesday, October 16, 2012 at 4:25pm by helma*

**algeabra**

Consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of the stated event
*Wednesday, April 7, 2010 at 9:21pm by Anonymous*

**math**

Consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of the stated event. A black 10 or 7 is drawn. WOuld that be 1/26
*Sunday, January 10, 2010 at 9:32pm by Rmz*

**Math.**

#1) Consider the experiment of rolling a single die. Find the probability of the event described. What is P(odd and prime)? A) 1/6 B) 1/2 C) 1/3 D) 2/3 #2) Consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of ...
*Sunday, July 25, 2010 at 4:09pm by Raevan*

**Math**

Consider this experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of the stated event. A card that is not a king and not a spade is drawn. My answere: 36/52 18/26 9/13 =69% Is this right? Thanks.
*Monday, August 3, 2009 at 8:41am by B.B.*

**HELP PRE-CALC ASAP**

An experiment consists of selecting a number at random between 0 and 9 inclusive, and a letter of the English alphabet. What is the size of the sample space of this experiment? A) 35 B) 36 C) 52 D) 234 E) 260
*Monday, March 24, 2014 at 9:19am by Anonymous*

**Math, please check answer**

Consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of the stated event. A face card or a 5 is drawn. So there are 12 face cards. Plus 5. So that is 13 options out of 52?
*Sunday, February 21, 2010 at 12:50pm by Lyndse*

**Pre-Calculus**

Consider a class with 10 sophomores, 8 juniors, and 6 seniors. Two students are selected at random. 1) What is the probability of selecting 1 junior and 1 senior. 2) Find the odds of selecting two students who are not seniors. How do I set these up to solve?? Any help is ...
*Sunday, September 14, 2008 at 3:45pm by Lucy*

**math **

I am not understanding this question. Can someone help me please? Decide whether the experiment is a binomial experiment. If it is not, explain why. Selecting five cards, one at a time without replacement, from a standard deck of cards. The random variable is the number of red...
*Thursday, February 28, 2013 at 12:23am by emily *

**math 157**

Consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probibility of the stated event. A. A nonface card or a 7 is drawn B. A card that is not a king and not a spade is drawn. For A a nonface card is 10/13 and for a 7 it is 1/...
*Friday, January 8, 2010 at 7:13pm by Rmz*

**Math Probability**

consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of the stated event. A red card or a card showing a 5 is drawn. There are 26 red cards and 2 extra fives. Would my answer be 28/52?
*Tuesday, April 27, 2010 at 12:12am by Bart*

**Science/ Experiment**

Directions: You are a medical researcher who has just "discovered" a new treatment for AIDS. Now you need to design an experiment to test its effectiveness. Using the follwoing questions as guidelines, plan your experiment. 1) What groups will you have in your study? How will ...
*Wednesday, January 23, 2008 at 7:19pm by Jenny*

**Science Experiment**

Directions: You are a medical researcher who has just "discovered" a new treatment for AIDS. Now you need to design an experiment to test its effectiveness. Using the follwoing questions as guidelines, plan your experiment. 1) What groups will you have in your study? How will ...
*Friday, January 25, 2008 at 8:07pm by Jenny*

**statistics**

An experiment consists of rolling a die and selecting a marble from a bag. the bag has 7 orange, 3 pink, and 6 grey marbles. What is the probability of rolling a multiple of 3 and selecting a pink marble? Anwer: The two events are independent of each other, therefore we ...
*Tuesday, March 2, 2010 at 9:29pm by Jason*

**Statistics**

An experiment consists of rolling a die and selecting a marble from a bag. the bag has 7 orange, 3 pink, and 6 grey marbles. What is the probability of rolling a multiple of 3 and selecting a pink marble? Anwer: The two events are independent of each other, therefore we ...
*Wednesday, March 3, 2010 at 12:56am by Jason (check answer Please)*

**probability**

consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of the stated event. A card that is not a king and not a spade is drawn. I know there are 52 cards in a deck and there are 4 kings to a deck. And 13 spades in a ...
*Monday, March 15, 2010 at 4:13pm by alex*

**math**

An urn holds 13 identical balls except that 2 are white, 4 are black, and 7 are red. An experiment consists of selecting two balls in succession without replacement and observing the color of each of the balls. How many outcomes are in the sample space for this experiment? How...
*Wednesday, February 2, 2011 at 6:03pm by Kristin*

**math**

Consider the experiment of selecting a card from an ordinary deck of 52 playing cards and determine the probability of a red card or a card showing a 5 is drawn. I figured the red cards would be 26/52 and the 5 would be 4/52. Would I add these two together for the answer of 28...
*Monday, November 22, 2010 at 7:51am by m*

**mathematics**

A person selecting a bank will consider how convenient it is, how safe it is, and how secure their return is. true or false
*Tuesday, January 26, 2010 at 3:22pm by Anonymous*

**math**

There is a jar of 16 marbles. 4 red, 7 blue and 5 green. 1) What is the probability of selecting a red marble, REPLACING it, and then selecting a blue marble. 2) What is the probability of selecting a red marble, then SETTING IT ASIDEm then selecting a blue marble?
*Friday, May 24, 2013 at 12:30pm by Claire*

**Science**

Directions: You are a medical researcher who has just "discovered" a new treatment for AIDS. Now you need to design an experiment to test its effectiveness. Using the follwoing questions as guidelines, plan your experiment. 1) What groups will you have in your study? How will ...
*Sunday, January 20, 2008 at 7:54pm by Jenny*

**statistics**

Assume that there is an infinite number (or a large number) of physics graduates so that selecting 5 has negligible effect on the pool, then the proportion of well-paid graduates remains at 35%. Then the probability for selecting one well-paid graduate is 0.35, and selecting 5...
*Sunday, June 3, 2012 at 4:06pm by MathMate*

**math **

An experiment consists of selecting a card at random from a 52-card deck. A black face card (i.e., a jack, queen, or king) is not drawn.
*Sunday, February 20, 2011 at 10:43pm by Vanny*

**management**

2. Suppose you are a manager forming a team at work, what things will you consider when selecting employees for this team?
*Monday, September 22, 2008 at 10:59am by China*

**Math**

Can someone please explain this problem? Consider the experiments involving rolling a single die once. Give the probabilities of the events described. Suppose that an experiment has five separate mutually exclusive outcomes: A,B,C,D and E. If the sample space for the ...
*Wednesday, August 5, 2009 at 3:37pm by B.B.*

**math**

An urn holds 13 identical balls except that 2 are white, 4 are black, and 7 are red. An experiment consists of selecting two balls in succession without replacement and observing the color of each of the balls.
*Wednesday, February 2, 2011 at 6:01pm by Kristin*

**math**

A box contains 1 blue, 2 green, 1 red, and 2 yellow marbles. An experiment consists of randomly selecting two marbles without replacement. What is the probability of not obtaining a yellow marble?
*Sunday, February 10, 2013 at 3:30pm by Tina*

**math**

Suppose you choose a letter at random form the word ARITHMETIC. What are the oods in favor of selecting a vowel. What are the odds against selecting a vowel? 2/5 abd 3/5?
*Wednesday, November 3, 2010 at 10:50pm by Anonymous*

**probability**

A continuation to above problem is this: c)Selecting at least 3 reds? d)Selecting Fewer than 4 reds?
*Friday, June 10, 2011 at 1:50pm by pedro1*

**math**

Tell whether the events are independent or dependent. Explain. selecting a compact disc from a storage case and then selecting a second disc without replacing the first.
*Saturday, June 13, 2009 at 12:28pm by Maya*

**physics**

does anyone know who conducted the experiment or a credible description of the experiment that helped prove Einstein's thought experiment: the twin paradox? as in the experiment in which one cesium-beam atomic clock stays on Earth, while another one takes flight and the time ...
*Sunday, January 10, 2010 at 12:47pm by frank*

**CHEMISTRY**

Consider the reaction shown below. 4 PH3(g) P4(g) + 6 H2(g) If, in a certain experiment, over a specific time period, 0.0061 mol PH3 is consumed in a 1.9-L container each second of reaction, what are the rates of production of P4 and H2 in this experiment?
*Sunday, February 27, 2011 at 2:41pm by Mattie*

**statistics**

odd numbers = 1, 3, 5, 7, 9 even numbers = 2, 4, 6, 8 you are looking for the probability of getting 1, 2, or 3 balls with odd numbers. 5/9*4/8*3/7 = probability of selecting one odd number 5/9*4/8*4/7 = probability of selecting two odd numbers 5/9*4/8*3/7 = probability of ...
*Monday, September 13, 2010 at 10:25pm by PsyDAG*

**statistics**

odd numbers = 1, 3, 5, 7, 9 even numbers = 2, 4, 6, 8 you are looking for the probability of getting 1, 2, or 3 balls with odd numbers. 5/9*4/8*3/7 = probability of selecting one odd number 5/9*4/8*4/7 = probability of selecting two odd numbers 5/9*4/8*3/7 = probability of ...
*Monday, September 13, 2010 at 10:25pm by PsyDAG*

**math**

For this problem, assume the balls in the box are numbered 1 through 9, and that an experiment consists of randomly selecting 3 balls one after another without replacement. What probability should be assigned to the event that at least one ball has an odd number?
*Monday, September 13, 2010 at 10:22pm by Laura*

**statistics**

For this problem, assume the balls in the box are numbered 1 through 9, and that an experiment consists of randomly selecting 3 balls one after another without replacement. What probability should be assigned to the event that at least one ball has an odd number?
*Monday, September 13, 2010 at 10:25pm by Laura*

**Finite**

For this problem, assume the balls in the box are numbered 1 through 8, and that an experiment consists of randomly selecting 3 balls one after another without replacement. What probability should be assigned to the event that at least one ball has an odd number?
*Sunday, January 23, 2011 at 6:24pm by Hil*

**Math**

For this problem, assume the balls in the box are numbered 1 through 8, and that an experiment consists of randomly selecting 2 balls one after another without replacement. What probability should be assigned to the event that at least one ball has an odd number?
*Wednesday, January 26, 2011 at 11:28pm by Amanda*

**math**

Consider the experiment of drawing two cards from a deck in which all picture cards have been removed and adding their values (with ace = 1). a. Describe the outcomes of this experiment. List the elements of the sample space. b. What is the probability of obtaining a total of ...
*Tuesday, January 15, 2013 at 7:23pm by jonsson*

**Math**

Consider the experiment of drawing two cards from a deck in which all picture cards have been removed and adding their values (with ace = 1). A. Describe the outcomes of this experiment. List the elements of the sample space. B. What is the probabilit of obtaining a total of 5...
*Saturday, August 17, 2013 at 8:23pm by Rachael*

**math**

Consider the experiment of drawing two cards from a deck in which all pictures cards have been removed and adding their values (with ace = 1). A. Describe the outcomes of this experiment. List the elements of the sample space. B. What is the probability of obtaining a total of...
*Saturday, August 17, 2013 at 11:36pm by Rachael*

**math**

Consider the experiment of drawing two cards from a deck in which all pictures cards have been removed and adding their values (with ace =1). A. Describe the outcomes of this experiment. List the elements of the sample space. B. What is the probability of obtaining a total of ...
*Sunday, August 18, 2013 at 1:38am by Rachael*

**math**

given a deck of ten cards numbreed one through ten ,whats the probability of selecting an even card, not replacing it in the deck , and then selecting a five
*Thursday, March 22, 2012 at 12:22pm by ebony*

**math**

given a deck of ten cards numbered one through ten, whats the probability of selecting an even card, not replacing it in the deck ,and then selecting a five
*Thursday, March 22, 2012 at 12:22pm by ebony*

**math**

suppose you choose a letter at random from the word ARITHMETIC. What are the odds in favor of selecting a vowel? What are the odds against selecting a vowel?
*Wednesday, November 3, 2010 at 9:29pm by Anonymous*

**Statistics**

With replacement, the probability of selecting a good apple stays at 60/80=3/4. For a two-step experiment, the probability is the product of individual steps, hence, probability of select a good apple in each pick is (3/4)^2=9/16
*Monday, July 15, 2013 at 8:10am by MathMate*

**Government**

political parties hold national party conventions mainly for the purpose of a. choosing electors for the electoral college b. selecting a presidential candidate c. approving the party platform d. selecting party candidates for Congress Is it B? I agree.
*Tuesday, March 20, 2007 at 3:28pm by monk*

**Physics**

A very important experiment was carried out at the end of the 1800’s involving testing for the speed of the earth through the ether. (a) State the name of this experiment (b) Describe why the light beams are perpendicular to each other at one stage of the experiment. (c) What...
*Monday, August 31, 2009 at 6:00am by Alfred*

**statistics**

sometimes it is difficult or impossible to determine the population size before selecting a random sample. describe how you would go about selecting a random sample of trees from a 1-square mile area of forest.
*Monday, February 2, 2009 at 4:30pm by Anonymous*

**chemistry**

You need to tell me more about the experiment. Perhaps another volunteer has some experience with an experiment of this type and can chime in. What did you do with the data? What was the purpose of the experiment?
*Sunday, September 27, 2009 at 9:03pm by DrBob222*

**math**

Determine , apermutation or combination 1.The winner and second and third placed in contest woth 10 finalists . 2.Selecting nine books to check out of the library from a reading list of twelve . 3.Selecting three of fifteen flavours of ice cream . 4.An arrangement of letters ...
*Wednesday, September 19, 2012 at 10:13am by jane*

**statistics**

You are randomly selecting 10 college students for an experiment. The population in which you are sampling has 78% of the students classified as Caucasian and 22% classified as Minority. What is the probability that all 10 students selected will be Caucasian?
*Sunday, March 13, 2011 at 3:33pm by john*

**random sampling**

sometimes it is difficult or impossible to determine the population size before selecting a random sample. describe how you would go about selecting a random sample of trees from a 1-square mile area of forest.
*Tuesday, February 3, 2009 at 12:52am by Anonymous*

**biology**

my quations are without changing appratus in an experiment how can the reliability of the experiment result be improved and also why can small changes in room temperature during the experiment be ignored thank you!!
*Wednesday, October 29, 2008 at 4:38pm by lila*

**math 157**

Consider the experiment involving rolling a single die once. What is P(even and Prime)? I do not know how to start this can anyone help?
*Friday, January 8, 2010 at 7:19pm by Rmz*

**Finite Math**

Consider an experiment with five possible outcomes, labeled as a,b,c,d and e. Give P(a)=P(b)=0.2, P(c)=0.25, P(d)=0.1 and let event H={a,b,c}, K={b,c,d} Find: 1) P(H|K) 2) P(H|K^c) 3) P(K|H)
*Monday, July 23, 2012 at 1:09am by Jessica*

**Statistics**

A certain lottery is won by selecting the correct four numbers from 1,2....30. The probability of winning if the rules are changed so that in addition to selecting the correct four numbers you must now select them in the same order as they are drawn?
*Saturday, May 4, 2013 at 3:37pm by Sabrina*

**MATH-157**

Consider the experiment of rolling a single die. Find the probability of the event described. What is the P(odd and prime)? A) 1/6 B) 1/2 C) 2/3 D) 1/3
*Monday, March 29, 2010 at 12:47am by Tyga*

**MATH**

Consider the experiment of rolling a single die. Find the probability of the event described.What is P(number showing is not odd)?
*Wednesday, April 7, 2010 at 11:32am by meghan*

**Data management**

from a group of 6 men and 7 women going on a trip, find the number of a) ways of selecting a female tour guide, a female cook and a driver of either sex b) ways of selecting a commitee of 5 people with 4 or more men
*Friday, January 18, 2008 at 11:06pm by Lisa*

**Science**

1. The ? is the part of an experiment that is not being tested and is used for comparison. (7 words) 2. The ? describes the steps you use during an experiment. (9 words) 3. After an experiment, scientists write a ? which summarizes their experiment and results. (10 words) 4. ...
*Tuesday, August 26, 2008 at 8:20pm by Happyface*

**Science **

Here is my answer for the first one I set up a controlled experiment by getting all matirals that I need for my experiment and then using the scientific method to do my experiment. Im working on the others
*Sunday, November 6, 2011 at 7:51pm by Laruen *

**Chemistry**

Did you not do the experiment? How did you set up the experiment? What did you learn from the experiment?
*Wednesday, September 12, 2012 at 3:25am by DrBob222*

**Statistics/Probability**

1. Two roommates, roommate A and roommate B, are about to go cruising with a mutual friend and are arguing over who gets to sit in the front seat. Roommate A suggests a game of rock-paper-scissors to settle the dispute. Consider the game of rock-paper-scissor to be a ...
*Sunday, July 7, 2013 at 11:34am by y912f*

**probability**

A bowl contains only red marbles, blue marbles and green marbles. The probability of selecting a red marble from the bowl is 3/13. The probability of selecting a blue marble from the bowl is 2/5. There are fewer than 100 marbles in the bowl. What is the probability of ...
*Thursday, November 15, 2012 at 10:29am by chocolateman*

**chem**

My question below was asking about the experiment that you are doing. The handout is obviously about this experiment. If we do not know the experiment, how are we going to answer these questions?
*Sunday, July 27, 2008 at 12:53pm by ~christina~*

**psychology**

When an experimenter's expectations about a behavior influence the results of his experiment, it is called a a.placebo effect b.self-fulfilling prophecy c.single-blind experiment d.double-blind experiment
*Monday, April 7, 2014 at 9:40pm by Indigo*

**probabilities**

The proportion of red marbels in a large jar of red and black marbels is 0.4 and the percentage of damaged red and black marbels is 0.7. What is the probability of selecting randomly a black and damaged marbel? If you randomly select three marbels, what is the probability of ...
*Monday, October 3, 2011 at 3:06pm by pete*

**Science Fair**

Yes, I figured that out, but it has to be some sort of experiment. And adding up the calories and fat grams isn't really an experiment. So, is there any way I can form this into an experiment? I was hoping somebody would have an idea on that. And Thanks! Yes I do know what I ...
*Friday, November 9, 2007 at 4:04pm by Truffles*

**maths probability**

Consider an experiment with four possible outcomes which we denote by Wi for i = 1,2,3,4. Sample space is Omega = {w1,w2,w3,w4}. Consider events A= {w1}, B = {w1,w2}, C = {w1,w2,w3} and D = {w2,w4}. Given that P(A) = 1/10, P(B) = 1/2, P(C) = 7/10, compute P(D)
*Thursday, November 28, 2013 at 7:12pm by Jessica*

**math**

consider the experiment of rolling a single die. What is the probability of rolling a number that is divisible by 2 or 3?
*Wednesday, September 23, 2009 at 5:31pm by chandice*

**math**

Consider the experiment of rolling a single die. What is the probability of rolling a number that is divisible by 2 or 3?
*Monday, August 30, 2010 at 5:12pm by Sarah*

**chemistry**

hey thanks for the help. well exactly the main point of my question was that I'm doing a experiment in titration and my topic is to determine the percentage of iron in steel wool but i couldn't get procedures on how to carry out the experiment. But if you have other ways to ...
*Monday, May 17, 2010 at 6:20am by piah*

**Chemistry**

I don't see anything wrong with your calculations, although I don't know exactly how the experiment was to be conducted. It would appear to me that since your teacher gave you a made up experiment with numbers that s/he gave you bad data OR the numbers were made up wrong on ...
*Wednesday, July 28, 2010 at 1:39pm by DrBob222*

**statistics**

In this summer school class there are 28 male students and 15 female students. An experiment is done that consists of selecting a student at random, and recording their gender. This is done 4 times WITH REPLACEMENT. 1) Fill in the following probability table for the number of ...
*Saturday, July 9, 2011 at 8:19pm by david*

**science**

i had to make up an experiment for school. but my teacher said it wasn't an experiment. my hypothesis is that there is a relationship between divorce rates and teens school grades. how do i make this into an experiment. please help!
*Wednesday, May 18, 2011 at 5:46pm by Todd L*

**probability**

a bag contains red and blue marbles. with 10% more blue marbles than red. a)what is the probability of selecting 5 blue marbels ? b) Of selecting 2 reds and 3 blues ?
*Friday, June 10, 2011 at 1:50pm by pedro1*

**Statistics**

A survey of undergraduate students in the School of Business at Northern University revealed the following regarding the gender and majors of the students: Major Gender Accounting Management Finance Total Male 100 150 50 300 Female 100 50 50 200 Total 200 200 100 500 a. What ...
*Wednesday, June 11, 2008 at 12:17am by Monique*

**Math**

A survey of undergraduate students in the School of Business at Northern University revealed the following regarding the gender and majors of the students: Major Gender Accounting Management Finance Total Male 100 150 50 300 Female 100 50 50 200 Total 200 200 100 500 a. What ...
*Wednesday, June 11, 2008 at 9:51pm by Monique*

**math**

what is the equation for selecting a winning numbers for a lotto wheel if 90 numbers are put in the wheel and five had been selected first 13-6-60-24-48 what is the equation for selecting five another winning numbers
*Thursday, March 31, 2011 at 4:23am by adjei*

**statistics**

Consider a binomial experiment with 20 trials and a probability of 0.45 on a single trial.Use the normal distribution to find the probability of exactly 10 successes.
*Friday, March 21, 2014 at 10:18pm by john*

**History**

Consider the American Indians. Consider the growth of the United States as a world power. Consider the growth of railroads. Consider the impact on new cities, such as Chicago, St Louis, and New Orleans.
*Sunday, February 14, 2010 at 7:36pm by bobpursley*

**mathematics**

true or false questions Help Please! 1. A person selecting a bank will consider how convenient it is, how safe it is, and how secure their return is. 2. Wills and estate planning services are available at the bank, but financial counseling is not. 3. Certified checks are ...
*Tuesday, January 26, 2010 at 3:22pm by Adam*

**Chemistry**

I am getting stuck on this problem. I got x=1 and y=1 when I used experiment 2/1 and then experiment 3/2. However I am unsure what to do next. The formula I'm using is Rate=K(NO)^x(Cl2)^y is this correct? I am getting 37.77 as an answer when I plug in values into experiment 2...
*Monday, July 30, 2012 at 1:57pm by Anonymous*

**Statistics**

A package of self-sticking notepads contains 6 yellow, 6 blue, 6 green, and 6 pink notepads. An experiment consists of randomly selecting one of the notepads and recording its color. Find the probability that a green notepad is selected given that it is either blue or green. A...
*Thursday, October 3, 2013 at 8:09pm by Larry*

**Mat/116**

An experiment is underway to test the effect of extreme temperatures on a newly developed liquid. Two hours into the experiment the temperature of the liquid measured to be -17 degrees celsius. After eight hours of the experiment the temperature of the liquid is -47 degrees ...
*Sunday, February 23, 2014 at 10:56am by Carla*

**science experiment (bouncing egg)**

From what I've read, (I've not performed an experiment on one), coke contains acids (citric, phosphoric, carbonic, etc) and these dissolve an egg shell just as vinegar does. So coke can make an egg bounce. You may want to post the details of your experiment.
*Sunday, September 18, 2011 at 4:59pm by DrBob222*

**mat/116**

need an expression only to this word problem: An experiment is underway to test the extreme effect of a newly developed liquid. Two hours into the experiment the temperature if the liquid measured to be -17 degrees Celsius. After eight hours of h experiment the temperature of ...
*Sunday, February 23, 2014 at 6:24pm by csrla*

**math**

Consider the experiment of rolling a single die. Find the probability of the event described. What is the probability of rolling a number less than or equal to 4?
*Monday, April 12, 2010 at 9:38pm by KiKi*

**Statistics**

Consider a binomial experiment with 520 trials and 200 successes. To construct a test for a proportion p, what value do we use for the sample test statistic? Round your answer to two decimal places.
*Sunday, February 26, 2012 at 4:26pm by Damon*

**Biology**

hi! so for science we have to make an experiment on temperature. we have to base our experiment on the given materials (which include test tubes, aluminum foil, cotton, fan) i chose a fan and I'm thinking of doing an experiment on how the strength of wind affects body ...
*Friday, November 9, 2012 at 8:50am by Cara*

**Science**

If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the dependent variable. Is...
*Wednesday, September 11, 2013 at 7:03pm by Anonymous*

**science**

If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the dependent variable. Is...
*Wednesday, September 11, 2013 at 10:21pm by Anonymous*

**Science**

If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the dependent variable. Is...
*Thursday, September 12, 2013 at 9:45am by Anonymous*

**science**

If an experiment disproves a scientist's hypothesis, what should the scientist do next? 1. Develop a testable question. 2. Revise the hypothesis and try the experiment again. 3. Develop a theory based on the data gathered in the experiment. 4. Change the dependent variable. Is...
*Thursday, September 12, 2013 at 12:06pm by Anonymous*

**statistics**

Consider a binomial experiment with 20 trials and probability 0.45 on a single trial. Use the normal distribution to find the probability of exactly 10 successes. Round your answer to the thousandths place.
*Tuesday, May 17, 2011 at 9:18am by coya*

**statistics**

Consider a binomial experiment with 20 trials and probability 0.45 on a single trial. Use the normal distribution to find the probability of exactly 10 successes. Round your answer to the thousandths place.
*Tuesday, August 2, 2011 at 9:51am by lee*

**probability**

c)Selecting at least 3 reds? r^5+5br^4+10b^2r^3 d)Selecting Fewer than 4 reds? 10b^2r^3+10b^3r^2+5b^4r+b^5
*Friday, June 10, 2011 at 1:50pm by MathMate*

**Physics**

I have an experiment in which I drop a tennis ball ,, and measure its rebound height in every bounce. one of the question regarding this experiment is - were the collisions elastic or not ? support with evidence. How do these forces magnitude compare with the weight of the ...
*Sunday, July 31, 2011 at 11:53am by AfterLife*

**Chemistry**

In the experiment of Nucleophilic substitution reactions: Competing Nucleophiles 1)what would happen if all the solids in the nucleophile medium were not dissolved? How might this affect the outcome of the experiment? 2)Explain the order of elution you observed while ...
*Tuesday, February 16, 2010 at 8:50pm by Jennifer*

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