1. A research methods student conducts a study on the relationship between peopl

1. A research methods student conducts a study on the relationship between peoples level of extroversion and the number of close friends they have. She computes Pearsons r which comes out to be 1.70. Which of the following is most clearly true?a. The relationship between the two variables is weak.b. More extroverted people have fewer friends.c. She ought to use a bar graph to display her results.d. She made an error in computing Pearsons r.2. When you want to show that Variable X has a direct effect on Variable Y what is the best kind of study to conduct?a. a nonexperimental studyb. an experimentc. an observational studyd. a survey3. The relationship between peoples heights and weights is positive.a. Trueb. False4. In a negative relationship higher scores on one variable are associated with lower scores on another variable.a. Trueb. False