The test statistic of z=−1.68 is obtained when testing the claim that p<0.88.   a. Using a significance level of a=0.01​, find the critical​ value(s).   b. Should we reject H 0 or should we fail to reject  H 0?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
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=−1.68
is obtained when testing the claim that
p<0.88.
 
a. Using a significance level of
a=0.01​,
find the critical​ value(s).
 
b. Should we reject
H 0
or should we fail to reject
 H 0?
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