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To test upper h 0​: muequals60 versus upper h 1​: muless than60​, a random sample of size nequals24 is obtained from a population that is known to be normally distributed. complete parts​ (a) through​ (d) below.

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[tex]5 mu^2 x P =r[/tex]
random sample of size nequals24 is obtained from a population that is known to be normally distributed But we have equatoon