A professor writes a statistics test and estimates that 90% of test takers will complete the test
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A professor writes a statistics test and estimates that 90% of test takers will complete the test in 1 hour or less. She gives the test to a class of 100 students. What is the probability that 5 or less students do not complete the test in less than an hour?
a. Test the conditions necessary to apply the central limit theorem. Are they satisfied? Why?
b. Find and interpret the probability in the exercise.
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a To apply the central limit theorem the following conditions need to be satisfied Random Sampling The sample of 100 students is assumed to be a rando...View the full answer
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Related Book For 
Statistical Techniques In Business And Economics
ISBN: 9781265779696
19th Edition
Authors: Douglas Lind, William Marchal, Samuel Wathen
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