Appropriate standardized test statistic

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The U.S Department of Agriculture claims that the mean annual consumption of tea by a person in the US is 8.9 gallons. A random sample of 60 people in the US has a mean annual tea consupmtion of 8.2 gallons. Assume the population standard deviation is 2.2 gallons. At , can you reject the claim?

A) Identify the claim and state H0 and Ha * (null hypothesis and Alternate hypothesis

B) Determine whether the hypothesis test is left-tailed, right-tailed, or two-tailed, and whether to use a z-test, a t-test, or a chi-square test. Explain your reasoning

C) Find the critical value(s) identify the rejection region (s) and find the appropriate standardized test statistic.

D) Find the appropriate standardized test statistic and the P-valu

E) decide whether to reject or fail to reject the null hypothesis.

F) Intrepret the decision in the context of the original claim.

Reference no: EM131157313

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