consider the experiment of selecting a card from

12,401 results, page 12

Graphing Linear Equations and Inequalities

Fill in the t-table below for the equation. Then graph the line on the grid by selecting two of the points from your table. 3x+4y=-16 x y −4 0 4

Statistics

I am trying to find out the cut off score for selecting 10% of applicants with a mean of 500 and a standard deviation of 100 assuming that the standadized test is normally distributed.

science

we have done experiment in school and for homework we must write chemical reactions that have happend during the experiment. the experiment was like this : first we took an unknown substance than we have put some CuO , we mixed that two substances together in test tube. Than ...

science

we have done experiment in school and for homework we must write chemical reactions that have happend during the experiment. the experiment was like this : first we took an unknown substance than we have put some CuO , we mixed that two substances together in test tube. Than ...

science

we have done experiment in school and for homework we must write chemical reactions that have happend during the experiment. the experiment was like this : first we took an unknown substance than we have put some CuO , we mixed that two substances together in test tube. Than ...

math

please help me solve this problem quickly! John and Melanie are designing a science experiment for the school science fair. Their experiment requires a large amount of copper wire. They need 22 spools of copper wire that each contains 31 meters of wire. How many kilometer of ...

Financing

Jessie purchased a notebook for $10,500 using a credit card. She considers two repayment plans. i She makes the minimum monthly payment of $300 offered by the credit card and no other charges are applicable. ii She makes monthly payments of $900 and no other charges are ...

Finance

Jessie purchased a notebook for $10,500 using a credit card. She considers two repayment plans. i She makes the minimum monthly payment of $300 offered by the credit card and no other charges are applicable. ii She makes monthly payments of $900 and no other charges are ...

comm

i need help identify adjectives and adverbs:My dad added me as an extra card holder on his credit cards. I was very excited that I could purchase products now and pay for them later. I didn’t realize how much money I was spending. He came over to my house recently, instantly...

English

1. They made a pose like a model. 2. They made poses like models. *2-1. They made poses like a model. *2-2. They made a pose like models. 3. They made a mistake. 4. They made mistakes. 5. They made a card for Mom. 6. They made cards Mom. --------------------------- (Can we use...

AP physics

A student preformed a sphere drop experiment from 1.50m above ground and the sphere has a mass of 0.875kg. Free fall times for the students experiment are below. Calculate the average acceleration due to gravity from the students data. Free fall times (s) 0.553 0.700 0.557 0....

Chemistry

In 1909, Robert Millikan performed an experiment involving tiny, charged drops of oil. The drops were charged because they had picked up extra electrons. Millikan was able to measure the charge on each drop in coulombs. Here is an example of what his data may have looked like...

Experiment

The question is how do I design a basic experiment that would allow us to establish a cause-effect relationship between number of hours worked per week and lower college graduation rates? It must have these components: a manupulated independent variable, a dependent variable, ...

algebra

Tree diagrams/ counting principles/ scp question: Two cards are drawn in succesion and with out replacement from a deck of 52 cards. find the following a. the number of ways in which we can obtain the ace of spades and the king of hearts, in that order. b. The total number of ...

chemistry

In a certain experiment, the rate constant, k, was measured as a function of the temperature, T.  Two data points were as follows: (A) 25°C, 1.1 x 10–5 min–1, and (B) 225°C, 2.4 x 10-2 min–1. The student who performed the experiment then plotted the logarithmic form...

Probablity

Having a hard time with this question: Help Please This is a multi-stage experiment. There are 7 colored cubes in a bag. The colors are purple, blue, red, orange, white, yellow, and green. This is a multi-stage experiment with dependent events. Determine the probabilities of ...

Comm 155

I need help finding the adverbs and adjectives in this sentence. I think I found some. Please help. As I started building up my credit, I took it slow so that I would not over-extend myself at such a young age. Not long after I got my credit going I received my first credit ...

math

selecting three (3) coins, but assume that there are 5 dimes, 4 nickels, and 2 quarters. In how many possible ways can the selection be made so that the value of the coins is at least 25 cents?

maths-probabilty

A man has brought tomota and five fruits from market. How many ways he can prepare mixed jam by selecting any 3 fruits excluding tomato

maths-probabilty

A man has brought tomota and five fruits from market. How many ways he can prepare mixed jam by selecting any 3 fruits excluding tomato

Physics

t a NASA research center free-fall research is performed by dropping experiment packages from the top of an evacuated shaft 156 m high. Free-fall imitates the so-called microgravity environment of a satellite in orbit. What constant acceleration would be required to stop an ...

statistics

A hotel operates a shuttle bus between the hotel and the airport. The maximum capacity of the hotel’s minivan is 10 passengers. On each trip from the airport, the manager of the hotel conducts the experiment of noting the number of people in the minivan.a) What is an ...

BIO 100

Assignment: The Scientific Method • Review Appendix D. • Open the Scientific Method Web site. • Follow the instructions at the bottom of the Web site to choose a hypothesis and prediction about growing plants. • Click on Do the Experiment. The results of the experiment...

Math

1. A bag contains 9 tiles numbered 1 to 9. P(4) = (1 point) 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 ...

u.s global economics

what aspects of your decison-making process fit the description of a rational choice? did you consider costs and benifits? did you pay attention to both monentary and non-monetary factors? did you consider opportunity costs and your long-term goals?

com150

Read the following sentences, and focus on the grammar area specified in the left column. Then, complete Appendix H by selecting the correct sentence (a or b) for each number and providing an explanation of why you made that choice.

Data Management

Determine the number of ways of selecting four letters, without regard for order, from the word: parallelogram the answer at the back of the book is 150, but i can't seem to find out how to do this.

stats

Say you perform an experiment in which you flip a coin 20 times. You are looking for statistically significant outcomes (outcomes that have a probability of occurring that is less than your alpha level). You choose an alpha level of 0.01. 1.) You decide to do a two-tailed test...

Math

1.You roll a number cube numbered one to six 12 times. P(5) = two over three. What type of probability is illustrated and why? (1 point) experimental; the result is based on the number of possible outcomes experimental; the result is found by repeating an experiment ...

com220

the question is based on the above questions, Elaborate on the authorship pn one of the sources that you consider reliable. My answer was do you think that what are the author's credentials would be consider a reliable. I don't have to anser the those question.

Probablity

Having a hard time with this question: Help Please With Replacement: This is a multi-stage experiment. There are 7 colored cubes in a bag. The colors are purple, blue, red, orange, white, yellow, and green. This is a multi-stage experiment with dependent events. Determine the ...

Physics

A student wants to run an experiment to determine how the distribution of mass (location of mass) affects an object`s rotational velocity. For this experiment the student picks 3 rings. One is a wood ring (like a hula-hoop) with all of its mass at the outer edge (A). The next ...

Probability

If you pick a card at random from a well shuffled deck, what is the probability that you get a face card or a spade? a) 3/26 is that correct In one town, 336% of all voters are Democrats. If two voters are randomly selected for a survey find the probability that they are both ...

Physics

I know this is long but can someone just explain it to me? Please? Don't have to give the answer, I'm just confused :( 1. An experiment was devised to investigate the effects on the temperature of a cup of hot tea when lemon juice is added at different time intervals. Hot and ...

chemistry

In Millikan's experiment, the charge on each drop of oil was measured in coulombs. Imagine the same experiment, but with charges measured in a fictitious unit called a zeet (Z). Drop Charge (Z) A 8.40×10−15 B 1.96×10−14 C 2.24×10−14 D 2.52×10−14 E 3...

Chemistry

In Millikan's experiment, the charge on each drop of oil was measured in coulombs. Imagine the same experiment, but with charges measured in a fictitious unit called a zeet (). Drop Charge () A 1.38×10−14 B 3.22×10−14 C 3.68×10−14 D 4.14×10−14 E 5....

MATH QUIZ PLZ HELP

1.You roll a number cube numbered one to six 12 times. P(5) = two over three. What type of probability is illustrated and why? (1 point) experimental; the result is based on the number of possible outcomes experimental; the result is found by repeating an experiment ...

chemistry

Which of the following is NOT true? A. A measurement contains significant figures and units. B. All numbers should be recorded from a digital readout. C. The uncertain digit is estimated between the last two markings. D. If an average of 4 trials is being calculated the "4" is...

math

In a certain town, 25% of people commute to work by bicycle. If a person is selected randomly from the town, what are the odds against selecting someone who commutes by bibycle? A). 3:1 B). 3:4 C). 1:3 D). 4:1

Math

In selecting an ace, king, queen, and jack from an ordinary deck of 52 cards, how many ways can you choose if the cards must be of different suits? the same suit?

Maths

A bag contains 2 green balls and 1 red ball Two balls are randomly selected without replacement. What is the probability of selecting one of each colour

Math

There are two main classes of individuals who can affect the outcome of an experiment: Those who could influence the results Those who evaluate the results When all the individuals in either one of these classes are blinded, an experiment is said to be: A) Single blind (I'm ...

STATISTICS

A die is biased and the probability, p , of throwing a six is known to be less than 1 6 . An experiment consists of recording the number of sixes in 25 throws of the die. In a large number of experiments the standard deviation of the number of sixes is 1.5. Calculate the value...

physics

a juggler throws a ball with an initial horizontal velocity of +1.1 m/s and an initial vertical velocity of +5.7 m/s. What is its acceleration at the top of its flight path? make sure to consider the sign when responding. consider the upward direction as positive.

Physics

A juggler throws a ball with an initial horizontal velocity of +1.1 m/s and an initial vertical velocity of +5.7 m/s. What is its acceleration at the top of its flight path? Make sure to consider the sign when responding. Consider the upward direction as positive.

ua

Assume you are performing the calibration step of Experiment 8 and you begin with 70 g of water at 20 oC and 70 g of water at 80 oC. After adding the two portions of water into your calorimeter setup and following the procedure outlined in the experiment, you determine the ...

Chemistry

During your experiment, you are drive water from the hydrate MxXy*zH2O. You subsequently determine that your hydrate has six molecules of waters associated with each formula unit. However, the bottle the hydrate came from indicated a formula with only four molecules of water. ...

Science

Several hypotheses may fit every set of data. what is important to know when you hear about a new scientific finding? NUmber the following in order of their importance. __ who paid for the research? __ the education of the scientist completing the study __ how much data did ...

Algebra

Word problem: When making a phone call using calling card a call lasting 3 minutes costs $1.60. A call lasting 10 minutes costs $4.40. Let y be the cost of making a call lasting x minutes using a calling card. Write a linear equation that relates to the cost of making the call...

chemistry

Assume you are performing the calibration step of Experiment 8 and you begin with 80 g of water at 20 oC and 80 g of water at 80 oC. After adding the two portions of water into your calorimeter setup and following the procedure outlined in the experiment, you determine the ...

college

Assume you are performing the calibration step of Experiment 8 and you begin with 80 g of water at 20 oC and 80 g of water at 80 oC. After adding the two portions of water into your calorimeter setup and following the procedure outlined in the experiment, you determine the ...

Chemistry

Assume you are performing the calibration step of Experiment 8 and you begin with 40 g of water at 20 oC and 40 g of water at 80 oC. After adding the two portions of water into your calorimeter setup and following the procedure outlined in the experiment, you determine the ...

Organic chemistry

We conducted a diels-Alder reaction of cyclopentadiene with Maleic Anhydride experiment. Though I was wondering why we added ligroin to the maleic anhydride and ethyl acetate. I know ligroin can be used as a solvent, but I thought that ethyl acetate was the solvent in this ...

Chemistry

Assume you are performing the calibration step of Experiment 8 and you begin with 20 g of water at 20 oC and 20 g of water at 80 oC. After adding the two portions of water into your calorimeter setup and following the procedure outlined in the experiment, you determine the ...

Accoutning

Need help with a inventory Card

History

Write a thank you veteran card

8th grade math

Jessica is creating a heart-shaped card to give to her valentine. She has folded a square piece of paper in half and traced the pattern onto one half of the folded paper. The pattern consists of a right triangle with hypotenuse of length 7 1/2 inches and a semi-circle with a ...

chemistry 101

Assume you are performing the calibration step of Experiment 8 and you begin with 50 g of water at 20 oC and 50 g of water at 80 oC. After adding the two portions of water into your calorimeter setup and following the procedure outlined in the experiment, you determine the ...

college Chemistry

Why was there condensation of the beaker of cold water when a blue flame was passes underneath? This experiment is from the Gas Burner experiment. A) the product of carbon dioxide from combustion (B) the product of hydrogen dioxide from combustion (C) left over unburned oxygen...

chemistry

An experiment was conducted in which many pieces of data were collected. Considering all of the data, the limiting number of significant figures in the experiment was 3 significant figures. One of the values needed in these calculations was the barometric pressure. It was ...

microsoft PP

When planning a presentation, there are several factors you need to consider. Which of the following is one factor you should consider when initially planning your presentation? A. Location of audience B. Title placeholder C. Type of font D. Saving your work My answr is a.

microsoft P.P.

When planning a presentation, there are several factors you need to consider. Which of the following is one factor you should consider when initially planning your presentation? A. Location of audience B. Title placeholder C. Type of font D. Saving your work my answer is a.

Statistics

John has six bills of paper money in the following denominations $1, $5, $10, $20, $50, and $100. If he selects 3 bills at a time what is the probability of selecting a group that has an average value of at least $26?

statistics

A normal distribution has a mean of 100 and standard deviation of 20. What is the probability of randomly selecting a score less than 130 from this distribution? a, p=0.9032 b, p=0.9332 c, p=0.0968 d, p=0.0668

algebra 2

I NEED HELP WITH, Of the 52 plays attributed to a play wright,15 are comedies,18 are tragedies,and 19 are histories. if one play is selected at random, find the odds against selecting a comedy.

8th grade math

A box contains 6 red balls, 4 white balls, and 5 green balls. If three balls are drawn in succession without being replaced, what is the probability that they are drawn in the order red, white, green? A x 8/225 B x 4/91 C x 12/445 D x 1/225...

science help pls pls

A student designed an experiment to demonstrate the interaction between Earth systems. The steps of the experiment are given below. *Take a pot full of dry soil. *Keep the pot in direct sunlight. *Do not water the soil for a week. *Observe cracks in the soil after a week. The ...

math

a survey was made of 200 students to study their use of the public library. the findings were 60 used readers guide 28 used card cat and info booth 68 used info booth 83 did not use the library 43 used only the card cat explain how the info can be used to conclude that some ...

Chemistry

Experiment 10: Which Fuels provide the most heat? There are many possible sources of error in this experiment. List three that you can think of. Would each error have a large effect, a medium effect, or a small effect on the calculated heat content of a fuel? Also indicate ...

Statistics

A hotel operates a shuttle bus between the hotel and the airport. The maximum capacity of the hotel’s minivan is 10 passengers. On each trip from the airport, the manager of the hotel conducts the experiment of noting the number of people in the minivan.a) What is an ...

Math

Brooklyn opened a store credit card to purchase a sofa for $849. She put the entire purchase on the credit card. Her APR is 19.99% and the minimum payment is 5%. Assuming she makes only minimum payments, what is the remaining balance on her card after 3 months? 849 x (0.1999...

Gen Chem II

You conduct another experiment on silver condensation. You add 8.0 g of silver nitrate to 200 mL of pure water. You attach a single 850 mAh AAA battery (at 1.3 V) to the electrochemical cell. You can assume that the entire battery charge is useable for electroplating. You get ...

Statistics

With a known population mean of 100, and a known standard of error of the mean of 7.5, what is the probability of selecting at random a sample whose mean is equal to 110 or greater?

statistics

One test for ESP involves using Zener cards. Each card shows one of five different symbols (square,circle,star,cross,wavy lines), and the person being tested has to predict the shape on each card before it is selected. Find each of the probabilities requested for the person ...

com 155

Describe your experience with credit and credit cards in a brief paragraph using at least five adverbs and five adjectives in your description. Bold the adverbs and underline the adjectives. What is the most effective way to determine whether a word is an adjective or an ...

statistics

Data were collected on 100 students regarding their class and major. The data are summarized in the following contingency table. What is the probability of randomly selecting a sophomore or an undeclared student?

science report card

What does '% of Spread' mean?

math

ai need to know how to make a array card

math

tom and max has 72 football card

English

Construct an author cataogue card.

Chemistry

Have have 3 general question regrading Analysis of the hardness of water: 1. What is meant by non-zero blank correction in calculating EDTA?(Whats the effects?) 2. EDTA in an experiment was not dry would it effect the EDTA solution? 3. EDTA in an experiment was not dry would ...

Math--Please Check!!!

Hi, I asked this question yesterday and I was given help in how to solve it. After working the problem, I have came up with $575.27. The problem is: When Beth finishes college, she has a balance or $2876.37 on a credit card with an annual percentage rate (APR) or 17.3% She ...

chem expirement!

You are required to design an experiment to test Hess's law using the combustion of ethanol. Write a brief design for this experiment. What I wrote as my answer: Hess’ Law: is the algebraic addition of chemical equations yields a net equation whose enthalpy of reaction is ...

math

salim and medha are comparing results from a 2-day lab experiment. on monday, salim's results showed that 0.907 of the perticles were charged while medha's results showed that 92% of the particals were charged. who on what day had the greatest percentage of particles in their ...

Math-Needing Help Quick!

When Beth finishes college, she has a balance or $2876.37 on a credit card with an annual percentage rate (APR) or 17.3%. She decides to not make any additional purchases with her card until she has paid off the balance. Assuming the minimum payment is 2% of the balance, find ...

biology

27. Pretend you are a carbon atom that was part of a molecule of CO2 dissolved in the water at the beginning of the experiment. Describe a path you could take through both organisms in this experiment, including the molecules you would be a part of and the chemical reactions ...

algebra

andy has the cards 1,5,7, belle has the cards 5,4,7 carol has the cards 2,4,6, andy draws the question card. do you see 2 or more players who cards sum to the same value? he answered yes. next belle draws the question card. Of the five odd numbers how many odd numbers do you ...

Data Management

Two cards are drawn from a standard 52 card deck. a) what is the probability that both cards drawn are black? b) what is the probability that one card is red and the other is black? c) what is the probability that a two face cards are drawn? d)what is the probability that two ...

Math

A survey was made of 200 students to study their use of the public library system. The findings were as follows: 60 used the Reader’s Guide. 28 used both the card catalog and the information booth. 68 used the information booth. 83 did not use the library. 43 used only the ...

Chemistry

In a chromatography experiment, a solution was prepared by mixing 12.98 mg of isopropanol plus 10.00 mL of an unknown containing some acetone, and diluting to 25.00 mL. Signal of 5.97 and 6.38 were observed for the acetone and isopropanol, respectively. In an earlier ...

Statistics

If weight in the general population is normally distributed with an average of 160 and a standard deviation of 20 pounds, what is the probability of selecting someone who weights 120 or less or 170 or more pounds?

Statistics

If weight in the general population is normally distributed with an average of 160 and a standard deviation of 20 pounds, what is the probability of selecting someone who weights 120 or less or 170 or more pounds?

statistics

If weight in the general population is normally distributed with an average of 160 and a standard deviation of 20 pounds, what is the probability of selecting someone who weights 120 or less or 170 or more pounds?

English

Did you prefer the book "The Outsiders" or the film, or parts of both?Give reasons with evidence from the book and the film. Please consider and discuss different aspects such as: -characters -themes -portrayal of gang culture -relationships, and anything else that you ...

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 ...

Algebra

When making a phone call using calling card a call lasting 3 minutes costs $1.60. A call lasting 10 minutes costs $4.40. Let y be the cost of making a call lasting x minutes using a calling card. Write a linear equation that relates to the cost of making the call y, to the ...

business calculations

albino rats used to study the hormonal regulation of a metabolic pathway are injected with a drug that inhibits body synthesis of protein. usually, 4 out of 20 rats die from the drug before the experiment is over. this time round, 10 animals are treated with the drug. what is ...

Chemistry Subatomic particles

Fill in the chart (Numbers correspond to each other[I.E 1 in 1st group connects with 1in 2nd]) Subatomic particle found 1.Proton 2.Neutron 3.Electron Scientist 1.Rutherford 2.Chadwick 3.Thomson Experiment 1.Gold Foil Experiment? 2.? 3.Cathode Ray Tube Data Supporting Discovery...

Statistics

With a known population mean of 100, and a known standard error of the mean of 7.5, what is the probability of selecting at random a sample whose mean is 110 or greater? I need help getting this started, thanks

computer programming

Paying Off Credit Card Debt Each month, a credit card statement will come with the option for you to pay a minimum amount of your charge, usually 2% of the balance due. However, the credit card company earns money by charging interest on the balance that you don't pay. So even...

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