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if the cutoffs for a z= test are -2.58 and 2.58, determine whether you would reject or fail to reject the null hypothesis in each of the following...
if the cutoffs for a z= test are -2.58 and 2.58, determine whether you would reject or fail to reject the null hypothesis in each of the following cases: a) z= -0.94, b)2.12, c) A z score for which 49.6% of the data fall between z and the mean