The following is a set of hypotheses, some information from one or more samples, and a standard error from a randomization distribution. Test H0 : μ=81 vs Ha : μ>81 when the sample has n=18, x¯=82.7, and s=3.9 with SE=0.9. Find the value of the standardized z-test statistic. Round your answer to two decimal places. z= Enter your answer in accordance to the question statement   the absolute tolerance is +/-0.01

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
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Chapter 5, Section 1, Exercise 007

The following is a set of hypotheses, some information from one or more samples, and a standard error from a randomization distribution.

Test H0 : μ=81 vs Ha : μ>81 when the sample has n=18, x¯=82.7, and s=3.9 with SE=0.9.

Find the value of the standardized z-test statistic.

Round your answer to two decimal places.

z= Enter your answer in accordance to the question statement

 

the absolute tolerance is +/-0.01

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