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Critical values What critical value t* from Table B should be used for a confidence
Chapter 8, Problem 56(choose chapter or problem)
Critical values What critical value t* from Table B should be used for a confidence interval for the population mean in each of the following situations? (a) A 90% confidence interval based on n = 12 randomly selected observations (b) A 95% confidence interval from an SRS of 30 observations (c) A 99% confidence interval based on a random sample of size 58
Questions & Answers
QUESTION:
Critical values What critical value t* from Table B should be used for a confidence interval for the population mean in each of the following situations? (a) A 90% confidence interval based on n = 12 randomly selected observations (b) A 95% confidence interval from an SRS of 30 observations (c) A 99% confidence interval based on a random sample of size 58
ANSWER:Step 1 of 8
(a)
Given: