Saturday

February 28, 2015

February 28, 2015

Number of results: 10,053

**statistics**

1-the graduate selection committee wants to select the top 10% of applicants. On a standardized test with a mean of 500 and a standard diviation of 100, what would be the cutoff score for selecting the top 10% of applicants, assuming that test is normally distributed?
*March 21, 2012 by debra*

**psychology**

HYPOTHETICAL EXPERIMENT: You, as an eager young behavioral scientist, have noted that many people don't wash their hands when they are in a public rest room, unless there is someone there who they believe is watching them. Because you are very aware of the public health impact...
*August 18, 2011 by Jkim*

**Physics**

A coil is wrapped around the full length of a tube through which a soft iron rod is inserted. An aluminium ring is placed over the upper end of the rod. The time for the ring to fall is noted. When an alternating current is passed through the coil the time of fall is seemed to...
*February 18, 2007 by Ishani*

**Pre Algebra **

1. You roll a number cube numbered one to six 12 times. P(5)=2/3. What type of probability is illustrated and why? A. Experimental; the result is based on the number of possible outcomes. B. Experimental; the result is found by repeating an experiment. C. Theoretical; the ...
*May 20, 2014 by Anonymous*

**math *check* **

1. You roll a number cube numbered one to six 12 times. P(5)=2/3. What type of probability is illustrated and why? A. Experimental; the result is based on the number of possible outcomes. B. Experimental; the result is found by repeating an experiment. C. Theoretical; the ...
*June 9, 2014 by Me*

**statistics**

solve: our health organization is interested in estimating the average value of outstanding accounts receivable. After selecting a sample of 100 accounts, suppose that the mean was $120 and the standard deviation was $40. Use these data to construct a 98% confidence interval. ...
*June 6, 2014 by Winona*

**science **

a scientist is studying a new chemical hopes will prevent insects from eating raspberry bushes. He sprays the chemical on a raspberry bush and places it with an unsprayed blackberry bush and some insects in a sealed room. he objectives insects eating the blackberry bush, but ...
*October 28, 2013 by victoria*

**AlgebraII**

A bag contains 5 pictures of Paris and 7 pictures of London. Determine whether the events of selecting the picture of London and another picture of London with replacement is independent or dependent. Then identify the indicated probability.
*April 9, 2012 by A*

**MATH**

Given a circle with an inscribed equilateral triangle with each side of the triangle having a measurement of 18cm. What is the probability of selecting a point at random inside the triangle, assuming that the point cannot lie outside the circular region? Leave your answer in ...
*January 25, 2009 by Janet*

**Math**

2. A jar contains blue, red, yellow, and green marbles. P(blue)=1/4. What type of probability is illustrated and why? A. Experimental; the result is based on the number of possible outcomes. B. Experimental; the result is found by repeating an experiment. C. Theoretical; the ...
*May 23, 2014 by Sebby-Chan*

**math (check answer plz)**

2. A jar contains blue, red, yellow, and green marbles. P(blue)=1/4. What type of probability is illustrated and why? A. Experimental; the result is based on the number of possible outcomes. B. Experimental; the result is found by repeating an experiment. C. Theoretical; the ...
*June 9, 2014 by Me*

**Chemistry**

Reposting since it wasnt clear in the previous post S2O82-(aq) + 2I-(aq) ----------> 2SO42-(aq) + I2(aq) (I) Rate = k [S2O82-]x [I-]y Rate1 = k [S2O82-]x [I-]y Experiment data Experiment: 0.20M NaI,0.20M NaCl, 0.010M Na2S2O3,2% Starch,0.20M K2SO4, 0.20 M K2S2O8 Used 2ml = ...
*March 8, 2011 by Jude*

**voting**

What are 3 pieces of information requested on a PA voter registration card? Name the 5 positions that comprise(or make up) an Election Board.
*January 6, 2010 by kate*

**math**

if a set of index cards are labeled with the numbers 1, 2, 3, 4, 5, 6, 7, 8, 9, 10. one card is drawn, find the probability that it is an even number
*July 14, 2010 by carrie*

**Mathematics for Liberal Arts**

Using a Standard deck of 52 cards, what is the probability of drawing four aces in a 5-card hand?
*October 23, 2010 by Sasha*

**Accounting**

If your credit card company charges you 1% per month on your balance, what effective annual rate of interest is it charging?
*April 19, 2011 by Deron*

**ALGEBRA**

Convert the following credit card rate to the APR. Oregon, 1 3/4% per month Ok I came up with $23.14% is this correct. If not please help.
*November 23, 2011 by MONICA*

**probability**

of the 2598960 different 5 card hands possible from a deck of 52 playing cards, how many would contain all 4 tens?
*April 21, 2012 by mary*

**Math**

Suppose you draw 5 cards out of a deck of 52 and get 2 spades and 3 hearts. What is the probability that the first card drawn was a spade?
*October 17, 2012 by John*

**A Peculiar Question**

If I have been given a B+ for two essays, it is considered a terrible grade? Will it affect my report card?
*March 19, 2014 by Anonymous*

**Writing Skills**

Where would you go to find an article on recent fashion trends? A. Encyclopedia B. Reader's Guide C. Card catalog D. Who's Who
*April 26, 2014 by Latoya Q.*

**Chemistry**

Chemistry HELP - Rates of reaction, redox reactions? 10 points? An structural isomer of bromobutane (C4H9Br) can be hydrolysed using aqueous sodium hydroxide to produce butanol. This can be represented by the following equation: C4H9Br(l) + OH-(aq) > C4H9OH(l) + Br-(aq) ...
*March 27, 2012 by Lola*

**math**

A bag contains 4 white marbles and 3 blue marbles. If a white marble is drawn and not put back, what is the probability of selecting another white marble?
*February 18, 2014 by mom helping son with homework*

**Probabilities**

1.) two marbles are drawn without replacement from a bowl containing seven red, four blue, and nine yellow marbles. what is the probability that at least one is red? 2.)a card is drawn from a standard deck of 52 cards. what is the probability that the card is neither a four or...
*November 9, 2010 by J*

**Probabilities**

1.) two marbles are drawn without replacement from a bowl containing seven red, four blue, and nine yellow marbles. what is the probability that at least one is red? 2.)a card is drawn from a standard deck of 52 cards. what is the probability that the card is neither a four or...
*November 9, 2010 by J*

**Probability**

The probability of getting a royal flush when you deal out a five card hand is 1.54 × 10^-6. Suppose you deal out 8 × 10^6 hands, what is the probability that you will get 0 royal flushes? Make a list of the probabilities that you will get n royal flushes, for n=1 to n=10. ...
*June 29, 2007 by Beena*

**Statistics**

Construct the probability distribution for the value of a 2-card hand dealt from a standard deck of 52 cards (all face cards have a value of 10 and an ace has a value of 11). a) What is the probability of being dealt a hand that adds up to 21? b) What is the probability of ...
*July 17, 2011 by Starr*

**Statistics**

Construct the probability distribution for the value of a 2-card hand dealt from a standard deck of 52 cards (all face cards have a value of 10 and an ace has a value of 11). a) What is the probability of being dealt a hand that adds up to 21? b) What is the probability of ...
*August 20, 2011 by Carlos*

**drawing**

21) The number of oil spills occurring off the Alaskan coast A) Discrete B) Continuous Find the odds. 22) When a single card is drawn from an ordinary 52-card deck, find the odds in favor of getting a red 10 or a black 6. A) 2: 25 B) 1 : 13 C) 1 : 25 D) 1 : 12 23) If the ...
*June 10, 2011 by candy*

**Technology**

We are working on current advances in technology. I need to find out some info. for extra credit that is mandatory. One of the things I need to find out is: 5.)Tell whether or not you can get a account on iTunes without giving out a credit card number. My research has failed ...
*May 31, 2007 by anonymous=)*

**Physical Science**

Please Help me with this question and example in full details please. Scientists tested the effect of a fertilizer on the growth of plants. They had 2 sets of plants, Group A which gets fertilizer, water and sun and Group B which gets only water and sun (but in equal amounts ...
*September 13, 2014 by Amber*

**math**

an run contains 40 balls some red and some white if the probability of selecting a red ball is .45 how many red baslls are in the run?
*November 19, 2007 by matt*

**classroom instruction**

• Plan a science experiment. In your paper, address the following points: o List the equipment and materials to be included in the science kit. o Explain what safety precautions are needed. o Outline the step-by-step procedures for the experiment. o Determine methods you may ...
*March 28, 2010 by scooby*

**English Writing**

Does this sentence begin with a prepositional phrase: Across the fence the ball soared, and that's when you gave me the Wagner baseball card. Thanks
*March 1, 2009 by Mike*

**math**

One card is selected at random from an ordinary set of 52 cards. Find the probability of each of the following events: b. A spade and a 5 are drawn. 1/52
*June 16, 2009 by is this right!!!*

**Calculus**

A baseball card that will be worth $100,000 in 15 years currently sells for $66,698. What constant interest rate does that correspond to?
*February 2, 2011 by Daniela*

**typing**

What is the size of the margin (inside the business card) to prevent text and graphics from being cut off during trimming
*March 14, 2011 by Alex*

**MATH**

if your credit card balance is $1150, and your APR is 18.75%, and your periodic interest rate is 2.15%: 1. how long to pay off? 2. total paid?
*May 31, 2011 by Branson*

**writing skills**

17. What do we call an idea that will make the reader take notice and want to read on? A. Summary [B. Hook] C. Card D. Point of view
*August 23, 2012 by jake*

**math**

how much interest will you have to pay for a credit card balance of $554 that is 1 month overdue, if a 20% annual rate is charged?
*November 25, 2012 by samreen*

**Algebra 2**

How would you find the probability of drawing a face card and a 4 out of a standard deck of 52 cards? I got 4/13 but I don't think its right.
*February 4, 2014 by Jane*

**Maths**

A rectangular piece of card 12 cm by 20 cm is rolled up to make atube(with no overlap)Find the radius of tube if i) the long sides are joined
*November 19, 2014 by aruna*

**maths**

Five flash cards having odd numbers from 11 are shuffled well and one card is drawn from it write the sample space
*January 22, 2015 by lalithya*

**English Expression**

Posted by John on Monday, May 19, 2008 at 3:47pm. Using each card in Group A and Group B, let's play the "Making a Suitable Sentence" Game. John and she are the third person singular, so they take the third person singular present form. Look at the expressions in Group B. Look...
*May 20, 2008 by John*

**language arts**

Complete the analogies by selecting the pair of words whose relationship most resembles the relationship of the pair in capitol letters. AFFABILITY:SMILE a. pain:grimace b. resilience:recovery c. turbulence:pseudonym d. abrasion:bruise (I think it is "a" but i just wanted a ...
*November 15, 2011 by Bre *

**Writing**

I need to write and essay answering this question but I cant find a good article. Please help. "What responsibilities does the individual play in selecting food choices? Should the individual in turn bear the full expense that the health care industry experiences as a result ...
*May 12, 2012 by Jeury*

**math**

1> a bag contains 7 red 6 green and 7 white marbles, all identical but for color. what is the probability of selecting a red marble at random? 2> A weather predicts that there is a 45% chance of snow. what is the probability that it will not snow? 3> the probability ...
*September 18, 2008 by Molly*

**business law**

Select a dispute that arises in a business or commercial situation. a. What ADR process would be best suited to resolve this dispute? Explain why. b. What processes would not be suitable? Why not? Avoid selecting a dispute mentioned by other students.
*December 2, 2010 by susan*

**Child Care**

When selecting books for young children, you should avoid those that include A. nontraditional roles such as single parents or gay or lesbian people. B. unusual characters that deviate from the norm. C. exaggerated characteristics based on race or gender. D. illustrations ...
*February 9, 2009 by Ann*

**org. chem**

why is it easier to remove excess acetic acid from the products than excess isopentyl alcohol? from the products of what? Did you perform an experiment in class and this is one of the lab questions? If so you will need to explain what you did in some detail; otherwise, we're ...
*March 7, 2007 by Richard*

**chemistry**

Oh my my test is coming up and I have no idea how to do these questions and when I asked my teacher for help he said you should do it yourself.... Thanks! An intermediate step in the production of battery acid, sulfuric acid, invoves the information of sulfur trioxide gas from...
*October 7, 2008 by Tri*

**Maths**

On the May 1 billing date, Mary had a balance due of $970.60 on her credit card. The transactions during the following month were: May 5 Payment $400.00 May 10 Charge: airline tickets $381.00 May 22 Charge: hotel $270.60 May 25 Charge: florist $60.20 The interest rate on the ...
*March 11, 2008 by Sunny*

**math**

If the first marble is replaced before the second marble is drawn, what is the probability of selecting a white marble then a red marble? there are 4 red marbles 5 white and 3 blue
*January 18, 2013 by heather*

**Statistics**

Selecting a letter of the alphabet: If 3 letters of the alphabet are selected at random, find the probability of getting at least one letter "x". Letters can be used more than once. My answer was: P(at least 1 "x) = 1 - (25/26)^3 = 1951/17576 or 0.11 Is this correct?
*February 21, 2014 by Anonymous*

**language arts**

complete the analogies by selecting a pair of words whose relationship most resembles the relationship of the pair in capitol letters. BRUSQUE:BRUSQUENESS:: a. simulated:simulation b. foolish:inanity c. angry:tirade **i think its "a" but im not sure ANARCHY:LAW:: a. tyranny:...
*January 5, 2012 by Brianna*

**REGENTS(PRACTICE)**

A scientist wants to determine the best conditions for hatching brine shrimp eggs. In a laboratory, brine shrimp hatch at room temperature in glass containers of salt water. The concentration of salt in the water is known to affect how many brine shrimp eggs will hatch Design...
*September 21, 2011 by hoover*

**Chemistry !**

A geologist discovered a new rock which he suspected contained an oxide of an element called mysterium. He gave thr ock to a chemist who ground it up and heated a sample with carbon at a high temperature. No metal was produced in this experiment. 1.Why did the chemist grind up...
*September 20, 2011 by Nelly*

**CHEMISTRY**

A geologist discovered a new rock which he suspected contained an oxide of an element called mysterium. He gave thr ock to a chemist who ground it up and heated a sample with carbon at a high temperature. No metal was produced in this experiment. 1.Why did the chemist grind ...
*September 20, 2011 by Nelly*

**statistics**

Describe one of the following experiments, which study human subjects, in 450 to 750 words: A pharmaceutical company wants to test a new sleep aid. An educational company is interested in determining whether their new math curriculum will raise standardized test scores. ...
*July 6, 2014 by Anonymous*

**composition writing**

write several sentences using five different pronouns describing interaction with a friend about credit card
*September 16, 2010 by john*

**Lord of the flies**

What are some hyperboles in this novel? What does the title mean?Wat is the theme? And worst of all what do I do for a "Wild card" *( any literary device?
*June 16, 2012 by IB student*

**writing skills**

3. Reference librarians are specially trained to help you A. get a library card. B. sign out videotapes. C. create an outline. [D. research a topic.]
*August 23, 2012 by jake*

**Math**

A card is drawn from an ordinary pack of playing cards and a person bets that it is a spade or a king.What are odds against his winning this bet?
*November 12, 2012 by Glare*

**accountig**

Continuing Cookie Chronicle 1 Continuing Cookie Chronicle (Note: This is a continuation of the Cookie Chronicle from Chapters 1 through 7.) CCC8 One of Natalie’s friends, Curtis Lesperance, runs a coffee shop where he sells specialty coffees and prepares and sells muffins and ...
*October 12, 2010 by karanzala*

**Social Science Capstone **

Ethical Research in the Social Sciences Find the most interesting, bizarre, or blatant example of a violation of good ethical conduct in research in the social sciences. Explain the experiment. What theories, ideas, behaviors, or phenomena were being analyzed? What were the ...
*October 16, 2012 by Leonard Shackleford*

**Physics**

In an interference of light experiment, coherent light that contains two wavelengths: 640 nm (red-orange) and 425 nm (indigo-blue), passes through two narrow slits separated by 5.35 Î¼m, and the interference pattern is observed on an observation screen 2.51 m away. Â (1 Î¼m...
*November 23, 2012 by Alphonse*

**Physics**

In an interference of light experiment, coherent light that contains two wavelengths: 640 nm (red-orange) and 425 nm (indigo-blue), passes through two narrow slits separated by 5.35 Î¼m, and the interference pattern is observed on an observation screen 2.51 m away. Â (1 Î¼m...
*November 29, 2012 by Alphonse*

**Child care**

When selecting books for young children, you should avoid those that include A nontraditional roles such as single parents or gay or lesbian people. B unusual characters that deviate from the norm. C exaggerated characteristics based on race or gender. D illustrations ...
*November 18, 2009 by Rosa*

**English**

How can you use or organize persuasive messages? You need to consider your own interests when reading a persuasive message. If the message is from your boss, you should probably follow it to the letter if you want to keep your job. If the persuasive message is from an ...
*December 13, 2006 by Sharon*

**Chemistryy**

Identify the observations of Ernest Rutherford's experiment with the gold foil. Where he experimented on alpha particles and deflection. Check all that apply.... 1) a positive charge is spread equally over the atom 2) THE MAJORity of the space inside the atom is empty space. 3...
*August 29, 2011 by Dalton*

**Algebra 2**

In a quiz program, 3 questions on sprots, 3 questions on general knowledge, and 4 questions on science are printed separately on 10 cards and placed upside down. John is asked to select 2 cards at random. What is the probability of Joohn selecting 2 questions on science?
*January 29, 2012 by Dena*

**chemistry**

6 small glass beads are found to weigh 9.34 g. The beads are placed in a graduated cylinder filled with ethyl alcohol (density 0.78 g/mL). The reading of the liquid in the cylinder before the beads were added is 21.5 mL. After the beads sink to the bottom of the alcohol the ...
*September 24, 2014 by Laurence*

**biology**

On a television talk show, a guest claims that people who exercise vigorously for 15 minutes or more every day are able to solve math problems more rapidly than people who have no vigorous exercise in their daily routine. Describe a controlled experiment that could be ...
*December 23, 2013 by ms.sue help*

**Business**

you have been put on the employment screening committe for an all-male law firm. There are two finalists being considered for the position a man a woman.They are equally qualified. What guidelines do you think your committe should follow in selecting the right person for the ...
*October 29, 2009 by Pauline*

**18**

What is an example of how adults can develop knowledge to attain goals if running is a goal: A. Learn how to reduce the risk of running injuries by selecting an appropriate training program and proper shoes B. Purchase clothes that appeal to the opposite sex C. Randomly ...
*March 4, 2012 by desha*

**Physics**

I'm writing a prac report, and I just need something clarified. The experiment was different masses were attached on a hanging spring, then it had to be pulled down a certain distance, then find the period by finding the time fo each oscillation for each mass. The problem is ...
*March 28, 2009 by TP*

**Physics**

I'm writing a prac report, and I just need something clarified. The experiment was different masses were attached on a hanging spring, then it had to be pulled down a certain distance, then find the period by finding the time fo each oscillation for each mass. The problem is ...
*March 28, 2009 by TP*

**chemistry**

In an experiment a student allowed benzene C6H6+ TO REACT WITH EXCESS BROMINE BR2+ In an attempt to prepare bromobenzene C6H5Br. This reaction also produced as a by-product, dibromobenzene, C6H4Br2+ On the basis of the equation. C6H6 + Br2 -> c6h5Br + H Br a) What is the ...
*November 1, 2012 by Dolly*

**Chemistry**

In an experiment a student allowed benzene C6H6, TO REACT WITH EXCESS BROMINE BR2, in an attempt to prepare bromobenzene C6H5Br. This reaction also produced as a by-product, dibromobenzene, C6H4Br2, On the basis of the equation. C6H6 + Br2 -> c6h5Br + H Br a)What is the ...
*November 1, 2012 by Sunny*

**Biology**

bio 1003 lab notes baruch Experimental setup 1 contains live, germinating pea seeds. Experimental setup 2 contains germinated then boiled pea seeds. Experimental setup 3 contains dry pea seeds that have not begun to germinate. Experimental setup 4 is a tube of phenol red and ...
*September 7, 2009 by Melissa*

**Math**

1. Ling has received been approved for a Visa credit card with a $2000 credit limit, however he has not charged that much since opening the account. On April 24, he discovers a monthly statement from March that had accidentally slid down between his desk and the wall. Because ...
*August 25, 2011 by Anonymous*

**Consider the functions **

Consider the functions f(x)= 5x+4/x+3(This is a fraction) and g(x)= 3x-4/5-x(This is a fraction) a)Find f(g(x)) b)Find g(f(x)) c)Determine whether the functions f and g are inverses of each other.
*April 10, 2013 by Kayleigh*

**Math**

A bag contains 9 tiles numbered 1 to 9. P(4) one-ninth = experimental; the result is found by repeating an experiment. experimental; the result is based on the number of possible outcomes. theoretical; the result is found by repeating an experiment. theoretical; the result is ...
*April 9, 2013 by Anonymous*

**chemistry**

Hi, I was hoping someone could double check a chemistry answer for me. I am trying to calculate the Ksp of Ag2CrO4. This question is based on a experiment to determine ksp experimentally. In the experiment the Ksp of silver chromate was calculated using a single displacement ...
*May 26, 2013 by Laura *

**ICT**

describe briefly an application for each of the following methods of input 1.MICR 2. key-to-disk 3.video camera 4.touch screen 5.smart card
*October 16, 2006 by chloe*

**Com156**

I need to write a 450 word Thesis statement on "Why credit card companies shouldn't be allowed on campus marketing to college student's"
*August 6, 2010 by Holly*

**Math**

In Mathematics: how much interest will you have to pay for a credit card balance of $554 that is one month overdue if a 20% annual rate is charged?
*October 11, 2010 by Jenny*

**Data mangement**

Mark selects one card randomly from a standard deck of cards. What is the probability that he will select either an even number or a heart?
*April 9, 2012 by Nixon*

**Education/Technology**

In selecting software for the classroom, it is first necessary to ensure that A) the software features both text and colorful graphics. B) the software is at the correct grade level for your students. C) the software addresses diverse learning styles. D) the software is ...
*February 7, 2013 by Lor*

**English**

1)Don’t use plastic bags but you must use….. (but use …… instead?) 2)He enjoyed the results of his experiments until he murdered an old man 3)He had to find which of/among Mr Williams’s servants had stolen a ring from.. 4)Civil rights for black Americans or of Black Americans ...
*January 7, 2010 by Franco*

**probability**

A bag contains 3 red marbles, 3 blue marbles and 3 yellow marbles. Which of the following methods of selecting 2 marbles will have the greater probability of choosing 2 red marbles?
*March 29, 2014 by Matt*

**physics**

soo for physics, we did a lab where we launched a cart on a track on the floor and recorded time, distance, etc. to figure out things. one of the questions on the lab is: can you think of a simple follow-up experiment that would allow you to determine how much the cart's ...
*October 6, 2009 by student*

**business math**

1. Ling has received been approved for a Visa credit card with a $2000 credit limit, however he has not charged that much since opening the account. On April 24, he discovers a monthly statement from March that had accidentally slid down between his desk and the wall. Because ...
*April 5, 2011 by kaplan university*

**english**

credit card paragraph using five adverbs and five adjectives
*November 29, 2010 by charla*

**Math - Credits & finance charges**

On the May 1 billing date, Mary had a balance due of $970.60 on her credit card. The transactions during the following month were: May 5 Payment $400.00 May 10 Charge: airline tickets $381.00 May 22 Charge: hotel $270.60 May 25 Charge: florist $60.20 The interest rate on the ...
*March 10, 2008 by Sunny*

**math**

a set of cards is numbered 1-20 what is the probability of choosing the card numbered 1
*February 18, 2010 by savon*

**maths**

how many piece of 3/4 inch long can be cut from a foot long card
*October 4, 2012 by stacy*

**probability**

in a 2-card hand, what is the probability of holding only face cards?
*March 25, 2013 by amber*

**Card Probability**

The probability of pulling an ace or king from a deck of cards is?
*October 12, 2013 by Alex*

**math**

I'm a fraction playing card. My demominator is 4 times my numerator. Add my numerator and denominator and you get 15. Who am I?
*October 19, 2010 by Anonymous*

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