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A statistic teacher thinks that the standard deviation, , for IQ sc.pdf

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A statistic teacher thinks that the standard deviation, ?, for IQ scores in her class is less than 15. Her class of 25 students has a standard deviation of 12.4. Assume the distribution is normal and ? = 0.01. True or false: The null hypothesis in this case would be H1: ? Solution True.

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A statistic teacher thinks that the standard deviation, ?, for IQ scores in her class is less than 15. Her class of 25 students has a standard deviation of 12.4. Assume the distribution is normal and ? = 0.01. True or false: The null hypothesis in this case would be H1: ? Solution True

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A statistic teacher thinks that the standard deviation, , for IQ sc.pdf

  • 1. A statistic teacher thinks that the standard deviation, ?, for IQ scores in her class is less than 15. Her class of 25 students has a standard deviation of 12.4. Assume the distribution is normal and ? = 0.01. True or false: The null hypothesis in this case would be H1: ? Solution True