Test H 0 : 1 = 2 vs H a : 1
Question:
Test H0: μ1 = μ2 vs Ha: μ1 ≠ μ2 using the sample results x̅1 = 15.3, s1 = 11.6 with n1 = 100 and x̅2 = 18.4, s2 = 14.3 with n2 = 80.
Use the t-distribution and the given sample results to complete the test of the given hypotheses. Assume the results come from random samples, and if the sample sizes are small, assume the underlying distributions are relatively normal.
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In general the standardized test statistic is In this test for a differ...View the full answer
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Related Book For 
Statistics Unlocking The Power Of Data
ISBN: 9780470601877
1st Edition
Authors: Robin H. Lock, Patti Frazer Lock, Kari Lock Morgan, Eric F. Lock, Dennis F. Lock
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