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QuestionStatistics
"Changing the Alpha level from .05 to .01 would.
A. Decrease the risk of a type one and type two error.
B. Increase the risk of a type one and type two error.
C. Decrease the risk of a type one error and increase the risk of a type two error.
D. Increase the risk of a type one error and decrease the risk of a type two error."
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Answer
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Step 1: Understand the problem
The problem asks about the effect of changing the significance level (alpha level) on the risks of type one and type two errors in hypothesis testing.
Step 2: Recall the definitions of type one and type two errors
- Type one error: Rejecting the null hypothesis when it is true. - Type two error: Failing to reject the null hypothesis when it is false.
Final Answer
C. Decrease the risk of a type one error and increase the risk of a type two error.
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