Mathematics, 13.05.2021 18:40 vandarughb5653
Scores on an IQ test are normally distributed. A sample of 25 IQ scores had standard deviation of 8. The developer of the test claims that the population standard deviation of 15. Do these data provide sufficient evidence to significance? Use =0.05α=0.05 . Test by using a confidence interval. Show step1-step3.
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Scores on an IQ test are normally distributed. A sample of 25 IQ scores had standard deviation of 8....
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