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  3. 1). which of the following statements about the hy

1). Which of the following statements about the hypothesis testing process is incorrect? A. The researcher decides...

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Statistics

1). Which of the following statements about the hypothesistesting process is incorrect?

A. The researcher decides on the level of significance afteranalyzing the output from the statistical test.

B. A decision rule is a statement of the specific conditionswhen we decide to either reject or not reject the nullhypothesis.

C. A test statistic is a value computed from sample informationthat is used to test the null hypothesis.

D. Holding the significance level and degrees of freedomconstant, it is easier to reject the null hypothesis for a meanwhen conducting a one-tailed test rather than a two-tailedtest.

2). Which of the following statements about Type I and Type IIis incorrect?

A. When sample size increases, both α and β may decrease.

B. Type I error can only occur when you rejectH0.

C. Type II error can only occur if you fail to rejectH0.

D. The level of significance is the probability of Type IIerror.

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Here we are given two questions with four alternatives each and we have to answer which one of the alternatives is incorrect 1 Which of the following statements about the hypothesis testing process is incorrect A The researcher decides on the level of significance after analyzing the output from the statistical test    See Answer
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