The test statistic of z=−2.15 is obtained when testing the claim that p=4/7. a. Using a significance level of α=0.01​, find the critical​ value(s). b. Should we reject H0 or should we fail to reject H0​?

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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The test statistic of
z=−2.15
is obtained when testing the claim that
p=4/7.
a. Using a significance level of
α=0.01​,
find the critical​ value(s).
b. Should we reject
H0
or should we fail to reject
H0​?
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