Question: Let X 1 , X 2 ,..., X 121 be a random sample from an unknown distribution. After observing this sample, the sample mean and

Let X₁, X₂ ,..., X₁₂₁ be a random sample from an unknown distribution. After observing this sample, the sample mean and the sample variance are calculated to be X = 29.25, S = 20.7

Design a test to decide between Ho: = 30, H: < 30,

and calculate the P-value for the observed data.

X = 29.25, S = 20.7

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