a. Use the data given to test the following hypotheses. H0: = 25 Ha:
Question:
a. Use the data given to test the following hypotheses.
H0: µ = 25 Ha: µ ≠ 25
x = 28.1, n = 57, σ = 8.46, α = .01
b. Use the p-value to reach a statistical conclusion.
c. Using the critical value method, what are the critical sample mean values?
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a H o 25 H a 25 281 n 57 846 a 01 For twotail a 2 005 z c 257...View the full answer
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Related Book For 
Business Statistics for Contemporary Decision Making
ISBN: 978-0470910184
6th Edition
Authors: Ken Black
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