Mathematics, 13.03.2020 01:47 luisr0754
Scores on an IQ test are normally distributed. A sample of 25 IQ scores had variance s2 = 64. The developer of the test claims that the population variance is σ2 = 225. Do these data provide sufficient evidence to contradict this claim?
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Scores on an IQ test are normally distributed. A sample of 25 IQ scores had variance s2 = 64. The de...
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