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A test is made of H0: ȝ = 47 versus H1: ȝ > 47. A sample...

A test is made of H0: ȝ = 47 versus H1: ȝ > 47. A sample of size n = 63 is drawn, and x = 54. The population standard deviation is ı = 30. Compute the value of the test statistic z and determine if H0 is rejected at the Į = 0.05 level.
A) 1.85, H0 not rejected B) 1.85, H0 rejected C) 0.23, H0 not rejected D) 0.23, H0 rejected

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