Question 410 / 10 ptsA survey of foreign students in English language classes asks their country of birth and theirage. How many variables are being studied?noneoneCorrect!twothreeQuestion 5
10 / 10 ptsContinuous variables come in two types: ratio variables and interval variables. Which of thefollowing is a ratio variable?Question 610 / 10 ptsWhat are continuous variables?Question 7
10 / 10 ptsWhat does physically manipulatemean in an experimental context?Question 810 / 10 ptsA teacher showed an educational film on nutrition to one group of students, gave a handouton the same material to another group, and then tested each group on their knowledge of thematerial. The purpose was to determine which method of instruction was more effective.In thisexperiment, what is the dependent variable?Correct!the test resultsthe film and the handoutthe filmthe handout
Question 910 / 10 ptsWhat is an operational definition?Question 1010 / 10 ptsWhich of the following definitions of administering nonverbal praise(in an experiment) ismore operational?