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Consider the following hypothesis tests. (Give your answer bounds exactly.) (a) Calculate the p-value for Ha:...

Consider the following hypothesis tests. (Give your answer bounds exactly.)

(a) Calculate the p-value for Ha: σ2 ≠ 20, n = 18, χ2 = 27.4.
< p <

(b) Calculate the p-value for Ha: σ2 > 32, n = 14, χ2 = 33.7.
< p <

(c) Calculate the p-value for Ha: σ2 ≠ 42, df = 23, χ2 = 39.
< p <

(d) Calculate the p-value for Ha: σ2 < 13, df = 44, χ2 = 25.
< p <

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