An environmentalist estimates that the mean amount of waste recycled by adults in the United States is

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An environmentalist estimates that the mean amount of waste recycled by adults in the United States is more than 1 pound per person per day. You want to test this claim. You find that the mean waste recycled per person per day for a random sample of 13 adults in the United States is 1.51 pounds and the standard deviation is 0.28 pound. At α = 0.10, can you support the claim?

(a) Identify the claim and state H0 and Ha,

(b) Find the critical value(s) and identify the rejection region(s),

(c) Find the standardized test statistic t,

(d) Decide whether to reject or fail to reject the null hypothesis,

(e) Interpret the decision in the context of the original claim. Assume the population is normally distributed. If convenient, use technology.

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