For each of the following situations, indicate whether H 0 should be retained or rejected and justify

Question:

For each of the following situations, indicate whether H₀ should be retained or rejected and justify your answer by specifying the precise relationship between observed and critical z scores. Should H₀ be retained or rejected, given a hypothesis test with critical z scores of ± 1.96, and

a. z = 1.96

b. z = -1.96

c. z = 0.05

d. z = -0.025

e. z = -1.98

f. z = -2.78

g. z = 3.59

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