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Mathematics, 27.06.2019 20:10, dimakamal9370
According to an official statement released by the state of california, the average height of a redwood tree in california is 350 ft. to assess this claim, a scientist collects a sample of 50 randomly chosen redwood trees in california. she finds that the average heights in her sample is 355 ft. we assume it is known that the population standard deviation is 42 ft. conduct a hypothesis test to assess whether the true average height is 350 ft or if it higher. use α = 0.1.
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