# Question

(a) What is the difference between the independent variable and the dependent variable in an experiment?

(b) When the assumptions of a procedure require normally distributed interval/ratio scores, are we referring to scores on the independent or dependent variable?

(c) What distinguishes an interval and ratio variable from nominal or ordinal variables?

(d) What distinguishes a skewed versus a normal distribution?

(b) When the assumptions of a procedure require normally distributed interval/ratio scores, are we referring to scores on the independent or dependent variable?

(c) What distinguishes an interval and ratio variable from nominal or ordinal variables?

(d) What distinguishes a skewed versus a normal distribution?

## Answer to relevant Questions

For the following, identify the independent variable and the dependent variable and explain why we should use a parametric or nonparametric procedure? (a) When ranking the intelligence of a group of people given a smart ...(a) What are the two major categories of inferential procedures? (b) What characteristics of your data determine which you should use? (c) What happens if you seriously violate the assumptions of a procedure? (d) What is a ...A researcher predicts that smoking cigarettes decreases a person’s sense of smell. On a test of olfactory sensitivity, the µ for nonsmokers is 18.4. A sample of people who smoke a pack a day produces these ...In this chapter, you learned how to perform four different statistical procedures. List them. (a) What does a correlation coefficient tell you? (b) When do you compute r? (c) When do you compute rS? (d) When is linear regression used?Post your question

0