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Mathematics, 17.08.2019 20:20 rayastransformers

These 31 girls are an srs of all seventh-grade girls in the school district. suppose that the standard deviation of iq scores in this population is known to be σ = 15. we expect the distribution of iq scores to be close to normal. estimate the mean iq score for all seventh-grade girls in the school district, using a 98% confidence interval.

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