Example 8 tested a therapy for anorexia, using hypotheses H0 0 and Ha 0 about the population mean weight change In the words of that example, what would be (a) A Type I error and (b) A Type II error

Question: Example 8 tested a therapy for anorexia, using hypotheses H0: = 0 and Ha: 0 about the population mean weight change .

Example 8 tested a therapy for anorexia, using hypotheses H0: μ = 0 and Ha: μ ≠ 0 about the population mean weight change μ. In the words of that example, what would be
(a) A Type I error and
(b) A Type II error?

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