In testing the hypothesis Ho: μ=50 vs Ha: μ≠50, the following was obtained: n=64,x ̅=53.5 and σ=10. The test statistic value is A. t=2.8 B. t=-2.8 C. z=2.8 D. z=-2.8
In testing the hypothesis Ho: μ=50 vs Ha: μ≠50, the following was obtained: n=64,x ̅=53.5 and σ=10. The test statistic value is A. t=2.8 B. t=-2.8 C. z=2.8 D. z=-2.8
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.1: Measures Of Center
Problem 9PPS
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In testing the hypothesis Ho: μ=50 vs Ha: μ≠50, the following was obtained: n=64,x ̅=53.5 and σ=10. The test statistic value is
A. t=2.8
B. t=-2.8
C. z=2.8
D. z=-2.8
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