Calculus and Above

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An experimenter flips a coin 100 times and gets 62 heads. We
An experimenter flips a coin 100 times and gets 62 heads. We wish to test the claim that the coin is fair (i.e. a coin is fair if a heads shows up 50% of the time). Test if the coin is fair or unfair … read more
Sandhya_sharma
Sandhya_sharma
Master's Degree
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Can you answer: Class--flip an unfair coin where you get 40%
Can you answer: Class--flip an unfair coin where you get 40% heads and 60% tails-- the question is if you flip it 10 times, what is the probability of getting 5 tails--is this an example of a probabil… read more
R.R. Jha
R.R. Jha
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Answer the following problems showing your work and
Answer the following problems showing your work and explaining (or analyzing) your results. Submit your work in a typed Microsoft Word document.1. In a poll, respondents were asked if they have travel… read more
Sandhya_sharma
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1. Consider an experiment that results in a positive outcome
1. Consider an experiment that results in a positive outcome with probability 0.38 and a negative outcome with probability 0.62. Create a new experiment consisting of repeating the original experiment… read more
Ryan
Ryan
Bachelor's Degree
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Mr. Glenn, I have more questions about probabilities when
Hello Mr. Glenn, I have more questions about probabilities when dealing with random strings of 0's and 1's (or coin flips if you prefer). I was watching an online lecture where the professor claimed t… read more
GLENN GILONGOS
GLENN GILONGOS
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Glenn Need Help w/ 6 Stats Problems Please 1. Why is a 99%
For Mr Glenn Need Help w/ 6 Stats Problems Please 1. Why is a 99% confidence interval wider than a 95% confidence interval? 2. A person claims to be able to predict the outcome of flipping a coin. Thi… read more
GLENN GILONGOS
GLENN GILONGOS
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1. A fair coin is flipped 9 times. What is the probability
1. A fair coin is flipped 9 times. What is the probability of getting exactly 6 heads? 2. You flip a coin 3 times. A.) What is the probability of getting heads on only one of your flips? B.) What is t… read more
Ray Atkinson
Ray Atkinson
Bachelor's Degree
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1-Carl has a trick die. The probabilities of rolling 1, 2,
1-Carl has a trick die. The probabilities of rolling 1, 2, 3, 4, 5, or 6 are shown below. Roll 1 2 3 4 5 6 Probability 0.1 0 0.6 0.1 0.1 0.1 For one roll of the die, let D = {roll is even}, E = {roll … read more
Ryan
Ryan
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A coin was flipped 60 times and came up heads 38 times.
A coin was flipped 60 times and came up heads 38 times. At the .10 level of significance, is the coin biased toward heads? (a-1) H0: π ≤ .50 versus H1: π> .50. Choose the right option. (Click to se… read more
Ryan
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Multiple Choice. Solve the problem. Highlight or circle the
Multiple Choice. Solve the problem. Highlight or circle the correct answer. 1) The manager of a small retail store counted the number of sales each hour during a 60-hour week. The frequency distributi… read more
SusanAthena
SusanAthena
Master's Degree
Master's Degree
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Flipping a coin - the one that lands heads with probability
Flipping a coin - the one that lands heads with probability P (not known beforehand). You have rolled such a coin 20 times and got 16 heads and 4 tails. What is the best estimator of P, Pˆ?… read more
Math-John
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Hi Steve, I only have 1 hour to do this one. Thanks a lot! Question
Hi Steve, I only have 1 hour to do this one. Thanks a lot! Question 1 There are 10 workers and 2 administrators in a company meeting room. Two people will be selected at random without replacement. Th… read more
Stevewh
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1. Import baseball_new.csv. (1 point)Be sure you reference
Attachment: 2013-02-18_161828_homework_06.pdf 1. Import baseball_new.csv. (1 point) Be sure you reference the object name correctly as you proceed. 2. Compute P(X) for the following scenarios. (10 poi… read more
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Students pay for a chance to throw a pie at their professor.
Students pay for a chance to throw a pie at their professor. The student flips a coin twice. If results are the same twice (2 heads, or 2 tails), the professor flips the coin three times. If the profe… read more
Math-John
Math-John
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1-Gary Schwartz is top salesman for his company .Records indicate
1-Gary Schwartz is top salesman for his company .Records indicate that he makes a sale on %70 of his sale calls. If he calls on four potential clients ,what is the probability that he makes exactly 3 … read more
Ryan
Ryan
Bachelor's Degree
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how many ways can a person toss a coin 15 times so that the
how many ways can a person toss a coin 15 times so that the number of tails is between 6 an 11 inclusive?… read more
Scott
Scott
MIT Graduate
Master's Degree
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Please Show Work 1. A company has 15 computers in stock
Please Show Work 1. A company has 15 computers in stock . Unknown to them one of the computers has a bad hard drive and 2 of them have a faulty video card. If they ship 10 computers to a customer in h… read more
Stevewh
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
Find the mean for the given sample data. Unless indicated otherwise,
Find the mean for the given sample data. Unless indicated otherwise, round your answer to one more decimal place than is present in the original data values. The students in Hugh Logan's math class to… read more
Stevewh
Stevewh
Teacher
Bachelor's Degree
6,427 satisfied customers
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