Question: Let X 1 , X 2 ,..., X 150 be a random sample from an unknown distribution. After observing this sample, the sample mean and

Let X₁, X₂ ,..., X₁₅₀ be a random sample from an unknown distribution. After observing this sample, the sample mean and the sample variance are calculated to be

Design a level 0.05 test to choose between Ho: = 50, H: > 50.

Do you accept or reject H₀?

X = 52.28, S = 30.9

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