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Find the critical value. Round the answer to thi ee decimal places. For a=0.05, the critical value is

Find the critical value. Round the answer to thi ee decimal places. For a=0.05, the critical value is

A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Find the critical value. Round the answer to thiee decimal places. For a=0.05, the critical value is
Transcribed Image Text:Find the critical value. Round the answer to thiee decimal places. For a=0.05, the critical value is
SAT scores: Scores on the math SAT are normally distributed. A sample of 28 SAT scores had standard deviation s =88. Someone says that the scoring system for the SAT is designed so that the population standard deviation will be at least o=82. Do these data provide sufficient evidence to contradict this claim? Use the a=0.05 level of significance. Part 1 of 5
Transcribed Image Text:SAT scores: Scores on the math SAT are normally distributed. A sample of 28 SAT scores had standard deviation s =88. Someone says that the scoring system for the SAT is designed so that the population standard deviation will be at least o=82. Do these data provide sufficient evidence to contradict this claim? Use the a=0.05 level of significance. Part 1 of 5
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