Consider the following hypothesis test: ??:? ≥ 80 ??:? < 80 A sample of 100 is used and the population standard deviation is 12. Compute the critical value and p-value and state your conclusion for each of the following sample results. Use \alpha =0.05 A) ?̅ = 78.5 B) ?̅=77

Consider the following hypothesis test: ??:? ≥ 80 ??:? < 80 A sample of 100 is used and the population standard deviation is 12. Compute the critical value and p-value and state your conclusion for each of the following sample results. Use \alpha =0.05 A) ?̅ = 78.5 B) ?̅=77

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 13PPS

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Question

Consider the following hypothesis test:

??:? ≥ 80

??:? < 80

A sample of 100 is used and the population standard deviation is 12. Compute the critical value and p-value and state your conclusion for each of the following sample results. Use \alpha =0.05

A) ?̅ = 78.5

B) ?̅=77

Expert Solution