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Consider the hypotheses shown below. Given that x over bar (x) equals 112​, sigma (standard deviation)...

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Statistics

Consider the hypotheses shown below. Given that x over bar (x)equals 112​, sigma (standard deviation) equals 26​, n equals 40​,alpha (a) equals 0.05​, complete parts a and b. Upper H 0​: muequals 118 Upper H 1​: mu not equals 118

a. What conclusion should be​ drawn?

b. Determine the​ p-value for this test.

what is the critical z-score? and can someone please show me howto find the critical z- score please

Answer & Explanation Solved by verified expert
4.3 Ratings (833 Votes)
a Sample size n 40Sample mean 112Population standard deviation 26The null and alternative hypothesis isLevel of significance 005Here    See Answer
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