Mathematics, 27.01.2020 01:31 Boayerik

Suppose we are testing the null hypothesis h0: μ = 20 and the alternative ha: μ 20, for a normal population with σ = 5. a random sample of 25 observations are drawn from the population, and we find the sample mean of these observations is = 17.6. the p-value is closest to:

0.0668.
0.0082.
0.0164.
0.1336.

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Suppose we are testing the null hypothesis h0: μ = 20 and the alternative ha: μ 20, for a normal p...

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