PSY230 stats (exam 3 conceptual) NAU Dr. Weber Study Guide Solutions
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Practice Tests 2024
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Practice Tests 2024
PSY230 stats (exam 3 conceptual) NAU Dr.
Weber Study Guide Solutions
A Type I error is defined as - ANSWER-a decision to reject the null hypothesis when the null
hypothesis is true.
You conduct a sign test and find that the calculated probability is .067. You are using an alpha level of
.05two...
Which of the following asserts that the independent variable does not affect the dependent variable? -
ANSWER✔✔-The null hypothesis.
Match the type of test (one- vs. two-tailed) with the hypothesis for which it is indicated.
Question:
The new treatment will decrease depression scores.
The new treatment will have an effect on depression scores - ANSWER✔✔-B. One-tailed test
A. Two-tailed test
The hypothesis that claims the difference in results between conditions is due to the independent
variable is the - ANSWER✔✔-alternative hypothesis
This error is defined as a decision to retain the null hypothesis when the null hypothesis is false. -
ANSWER✔✔-Type II error
By making alpha more stringent, the possible outcomes which allow the rejection of H0 are _______. -
ANSWER✔✔-decreased
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