If you wanted to compute the correlation between two interval-level variables, which type of correlation should you use?
a. Point biserial
b. Phi
c. Spearman rank
d. Pearson
Ans: d
You might also like to view...
Asperger's Syndrome is
A) a type of autism seen at less severe levels. B) the same as autism. C) a highly contagious but treatable disease. D) an allergy that can be treated with medication. E) never seen in children under the age of seven years old.
Glossaries include only words used in the textbooks in which they are found
Indicate whether the statement is true or false.
Which of the following best describes the relationship between learner self-regulation and a community of caring and trust?
a. Both self-regulation and communities of caring and trust are developed by teachers who are experts at classroom discipline. b. Systematically teaching self-regulation creates classroom environments where communities of caring and trust can develop. c. Self-regulation tends to primarily promote increased academic learning, whereas communities of caring and trust tend to primarily promote improved student attitudes. d. Self-regulation tends to be essentially cognitive, whereas a community of caring and trust tends to be affective or emotional.
An experiment in compensatory reading instruction is conducted with students who had low scores on a reading performance test. Students are pretested and posttested. The likely threat to internal validity is:
a. maturation. b. instrumentation. c. experimental mortality. d. statistical regression.