What can she assert with probability

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A district official intends to use the mean of a random sample of 150 sixth graders from a very large school district to estimate the mean score that all the sixth graders in the district would get if they took a certain arithmetic achievement test. If, based on experi- ence, the official knows that o = 9.4 for such data, what can she assert with probability 0.95 about the maximum error? Get the instant assignment help.

Reference no: EM133877811

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