Question 13 (Mandatory) (1 point): A teacher compares the differences in the amount of studying done by students in her two physics courses during the first exam and then at the final exam. What type is described in this example?
A) repeated measures B) matched pairs C) between subjects D) experimental
Question 14 (Mandatory) (1 point): When computing a related samples t test, what is the formula for computing the degrees of freedom?
A) n-1 B) n-1m-1 C) N-2 D) n-1
Question 15 (Mandatory) (1 point): The related samples t test is computed in SPSS by using the analyze, compare means, and paired samples t test options in the menu bar.
A) True B) False
Question 16 (Mandatory) (1 point): When reporting the results of a related samples t test in APA format, we state the test statistic, the degrees of freedom, the p value, and the effect size in a concise table.
A) True B) False
Question 17 (Mandatory) (1 point): Sue is interested in the effect of music on performance. If she computes a related samples t test at a .01 level of significance, what would be the critical values?
A) 2.861 B) 2.093 C) 2.845 D) 2.086
Question 18 (Mandatory) (1 point): When reporting the type of test computed in APA format, we report it in the data analysis section not the results section.
A) True B) False
Question 19 (Mandatory) (1 point): A researcher investigates the differences in healthy eating. What type of design is described in this example?
A) between subjects B) within subjects C) matched pairs D) experimental