Review Test Submission_ Exam 1 – 201730 Summer 2017 PSYC..pdf

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7/17/2017 Review Test Submission: Exam 1 – 201730 Summer 2017 PSYC... Question 1 For an independent-samples t test, there were 8 participants in Group 1 and 11 participants in Group 2. The total degrees of freedom were: 0 out of 2.5 points
1/6 Question 8 Twenty college students experience the effects of alcohol on reaction time. They perform very basic timed responses in a driving simulator both before and after consuming several alcoholic beverages. The researcher collects a reaction time result for each of the 20 students before and after intoxication, for a total of 40 measures. What are the degrees of freedom for this study? 2.5 out of 2.5 points
Question 2 A study found statistically significant results for a hypothesis tested with an independent-samples t test. The author of the study reported her effect size for the test as 1.24. What is true of the two sample means? 2.5 out of 2.5 points
Question 3 Which of the following reports of statistical results are in appropriate APA format? 2.5 out of 2.5 points
Question 4 The formula for the degrees of freedom for the single-sample t test is: 2.5 out of 2.5 points
Question 5 Which of the following illustrates the correct APA format for reporting statistically significant results for an independent-samples t test? 2.5 out of 2.5 points
Question 6 In order to report the exact p value associated with the test statistic (result) for an independent- samples t test, we need to: 0 out of 2.5 points
Question 7 For the single-sample t test, the confidence interval is centered around the: 2.5 out of 2.5 points
7/17/2017 Review Test Submission: Exam 1 – 201730 Summer 2017 PSYC...
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