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can you please send the answer a little bit faster please MY NOTES ASK YOUR TEACHER PRACTICE ANOTHE Bill Alther is a zoologist who studies

can you please send the answer a little bit faster please

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MY NOTES ASK YOUR TEACHER PRACTICE ANOTHE Bill Alther is a zoologist who studies Anna's hummingbird (Calypte anna). + Suppose that in a remote part of the Grand Canyon, a random sample of six of these birds was caught, weighed, and released. The weights (in grams) were as follows. 3.7 2.9 3.8 4.2 4.8 3.1 The sample mean is x = 3.75 grams. Let x be a random variable representing weights of hummingbirds in this part of the Grand Canyon. We assume that x has a normal distribution and o = 0.66 gram. Suppose it is known that for the population of all Anna's hummingbirds, the mean weight is u = 4.50 grams. Do the data indicate that the me weight of these birds in this part of the Grand Canyon is less than 4.50 grams? Use a = 0.05. (a) What is the level of significance? State the null and alternate hypotheses. Will you use a left-tailed, right-tailed, or two-tailed test? O Ho: H = 4.5 g; H, : / > 4.5 g; right-tailed OH: H = 4.5 g; H, : M # 4.5 g; two-tailed O Ho: H = 4.5 9; H, : H

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