Practice Quiz

FPGEE Foreign Pharmacy

Category - Clinical

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Which of the following is true of a Type II error?
  1. Type II errors occur when a true difference between groups is not found.
  2. Type II errors occur when a study has too much power designed into it.
  3. Type II errors occur when a true null hypothesis is accepted.
  4. None of the above is true of a Type II error.
Explanation
Answer: A − Type II errors, by definition occur when an existing real difference between groups is not found. They are often due to insufficient power in the study. The null hypothesis is that which states there is no difference between the groups. All the statements except for “A” are false statements about Type II errors.
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