Listed below are amounts of strontium-90 (in millibecquerels, or mBq, per gram of calcium) in a simple
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Listed below are amounts of strontium-90 (in millibecquerels, or mBq, per gram of calcium) in a simple random sample of baby teeth obtained from Pennsylvania residents and New York residents born after 1979. Use a 0.05 significance level to test the claim that amounts of strontium-90 from Pennsylvania residents vary more than amounts from New York residents.
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Assume that both samples are independent simple random samples from populations having normal distributions.
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H 0 1 2 H 1 1 2 Test statistic F 106383 2 52129 2 41648 Critical F value is bet...View the full answer
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