The test statistic of z=−2.80 is obtained when testing the claim that p<0.47. a. Using a significance level of α=0.05​, find the critical​ value(s). b. Should we reject H0 or should we fail to reject H0​?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
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ISBN:9780079039897
Author:Carter
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Chapter10: Statistics
Section10.1: Measures Of Center
Problem 9PPS
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The test statistic of z=−2.80 is obtained when testing the claim that p<0.47.

a. Using a significance level of α=0.05​, find the critical​ value(s).

b. Should we reject H0 or should we fail to reject H0​?

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