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Average number of tissues used during a cold

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Reference no: EM131723593

Researchers determined that 60 Puffs tissues is the average number of tissues used during a cold. Suppose a random sample of 100 Puffs users yielded the following data on the number of tissues used during a cold: x-bar = 52 and s = 22. Suppose the test statistic does not fall in the rejection region at alpha = 0.05. Which of the following conclusions is correct?

(d) Both a and c.

(b) At alpha = 0.05, we reject H0.

(c) At alpha = 0.05, we accept H0.

(a) At alpha = 0.05, we do not reject H0.

Reference no: EM131723593

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