Class
lesson quiz 2-3
psychological research methods and statistics
networks
directions: modified true/false in the blank, indicate whether the statement is true (t) or false (f). if false,
edit the statement to make it a true statement.
1. statistics is the branch of mathematics used to organize and evaluate data.
_ 2. both the mode and the median are measures of correlation.
3. a positive correlation indicates that there is a cause-and-effect relationship between two variables.
4. the mean of the scores 10, 13, 16, and 17 is 15.
5. a normal curve is symmetrical.