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MMLU / Suppose H0: p = 0.6, and the power of the test for Ha: p = 0.7 is 0.8. Which of…

Problem

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question

Suppose H0: p = 0.6, and the power of the test for Ha: p = 0.7 is 0.8. Which of the following is a valid conclusion?

choices

  1. The probability of committing a Type I error is 0.1.
  2. If Ha is true, the probability of failing to reject H0 is 0.2.
  3. The probability of committing a Type II error is 0.3.
  4. All of the above are valid conclusions.

subject

high_school_statistics

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