Calculus and Above

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Assume that random guesses are made for ​multiple-choice
Assume that random guesses are made for ​multiple-choice questions on a test with choices for each​ question, so that there are n ​trials, each with probability of success​ (correct) given by p. Find … read more
R.R. Jha
R.R. Jha
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Bachelor's Degree
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A student wants to see if the correct answers to multiple
A student wants to see if the correct answers to multiple choice problems are evenly distributed. She heard a rumor that if you don't know the answer, you should always pick C. In a sample of 83 multi… read more
SyedaAnjumN
SyedaAnjumN
Tutor
MSC Mathematics
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Suppose a student is taking a multiple choice test that has
Suppose a student is taking a multiple choice test that has 10 questions, each with possible choices A, B, C, D, or E, and only one of which is correct. If the student simply guesses at each question:… read more
Kofi
Kofi
Ph.D.
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Multiple Choice Strategy: Some students have suggested that
Multiple Choice Strategy: Some students have suggested that if you have to guess on a multiple-choice question, you should always choose C. Carl, the student, wants to investigate this theory. He is a… read more
Sandhya
Sandhya
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Multiple Choice Strategy: Some students have suggested that
Multiple Choice Strategy: Some students have suggested that if you have to guess on a multiple-choice question, you should always choose C. Carl, the student, wants to investigate this theory. He is a… read more
Sandhya
Sandhya
Master's Degree
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A class consists of 8 women and 26 men. If a student
A class consists of 8 women and 26 men. If a student randomly selected from the class find the probability that the student is a woman. Write your answer as a decimal rounded to 3 places. … read more
akch2002
akch2002
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I need to know how to do probability. I need help with this
Richard has just been given a 4-question multiple-choice quiz in his history class. Each question has five answers, of which only one is correct. Since Richard has not attended class recently, he doesn't know any of the answers. Assuming that Richard guesses on all four questions, find the indicated probabilities. (Round your answers to three decimal places.) (a) What is the probability that he will answer all questions correctly?… read more
Ryan
Ryan
Bachelor's Degree
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1. Determine the two chi-squared (χ2) critical values for the
1. Determine the two chi-squared (χ2) critical values for the following confidence levels and sample sizes. a. 95% and n=36 b. 99% and n=18 2. We are also interested in estimating the population stand… read more
Stevewh
Stevewh
Teacher
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Refer to the sample data for pre employment drug screening
1. Refer to the sample data for pre employment drug screening shown below. If one of the subjects is randomly selected, what is the probability that the test result is a false positive? Who would suff… read more
Chirag
Chirag
Master's Degree
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1.)The claim is the proportion of peas with yellow pods is
1.)The claim is the proportion of peas with yellow pods is equal to 0.25(0r 25%). The sample statistics from one experiment include 530 peas with 113 of them having yellow pods. Find the value of the … read more
R.R. Jha
R.R. Jha
Bachelor's Degree
Bachelor's Degree
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1. Five males with a particular genetic disorder have one child
1. Five males with a particular genetic disorder have one child each. The random variable x is the number of children among the five who inherit the genetic disorder. Determine whether the table descr… read more
Ryan
Ryan
Bachelor's Degree
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I Calculated The Sample Mean For 12 Randomly Selected High
I calculated the sample mean for 12 randomly selected high school seniors' test scores. The mean was 908.3 and the sample standard deviation was 305.4. Can you construct a 99% confidence interval for … read more
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Stevewh
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Bachelor's Degree
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Week 4 : Week 4 - Test 4 (Final Exam) Time Remaining:
Week 4 : Week 4 - Test 4 (Final Exam) Time Remaining: 1. Find the mean for the given sample data. Unless indicated otherwise, round your answer to one more decimal place than is present in the origina… read more
Ryan
Ryan
Bachelor's Degree
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I need help with a intoduction to statistics quiz. 20 questions
I need help with a intoduction to statistics quiz. 20 questions and they are multiple choice.… read more
Stevewh
Stevewh
Teacher
Bachelor's Degree
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1. Find the mean for the given sample data. Unless indicated
1. 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… read more
Ryan
Ryan
Bachelor's Degree
4,665 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
1.Assume that the weight loss for the first month of a diet
1.Assume that the weight loss for the first month of a diet program varies between 6 pounds and 12 pounds, and is spread evenly over the range of possibilities, so that there is a uniform distribution… read more
SusanAthena
SusanAthena
Master's Degree
Master's Degree
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1. Find the mean for the given sample data. Unless indicated
1. 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… read more
Sandhya
Sandhya
Master's Degree
5,220 satisfied customers
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