Essay
Consider the hypotheses
H0: μ = 950
HA: μ 950
Assume that μ = 1000, = 200, n = 25, = 0.10 and = 0.6535. When we recalculate if n is increased from 25 to 40, = 0.5233. What is the effect of increasing the sample size n on the value of and the power of the test?
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