But all this-the mysterious, far-reaching hair-line trail, the absence of sun from the sky, the tremendous cold, and the strange
2 answers:
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Answer:
z=-1.591
Step-by-step explanation:
Null Hypotheses,
So we use z-test for one population proportion (right-tailed test)
According to this informaton, we defined that
(critical value)
So our Rejection region is
Not rejection.