Question: A random sample of size 50 has y = 130. The P-value for testing H0: = 120 against Ha: = 120 is P
A random sample of size 50 has ¯y = 130. The P-value for testing H0: μ = 120 against Ha: μ = 120 is P = 0.069.
Explain what is incorrect about each of the following interpretations of this P-value, and provide a proper interpretation.
(a) The probability that the null hypothesis is correct equals 0.069.
(b) The probability that ¯y = 130 if H0 is true equals 0.069.
(c) If in fact μ = 120, the probability that the data would at least be as contradictory to H0 as the observed data equals 0.069.
(d) The probability of Type I error equals 0.069.
(e) We can accept H0 at the α = 0.06 level.
(f) We can reject H0 at the α = 0.06 level.
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