Concept explainers
a.
Find the approximate
b.
Find the approximate probability that the sample variance is greater than or equal to 7.44 and less than or equal to 2.56 for the given sample size.
c.
Find the approximate probability that the sample variance is greater than or equal to 7.44 and less than or equal to 2.56 for the given sample size.
d.
Compare the results in parts (a), (b) and (c) for the approximate probability that the sample variance is greater than or equal to 7.44
Explain whether the tail probability is increasing or decreasing with increased sample size.
d.
Compare the results in parts (a), (b) and (c) for the approximate probability that the sample variance is less than or equal to 2.56 and explain whether the tail probability is increasing or decreasing with increased sample size.
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Applied Statistics and Probability for Engineers
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