Question

Jason is using the demographic variables of “highest level of educational attainment” (high school graduate, some college, college graduate, graduate school) and “ethnicity” (Asian, African-American, Caucasian, Hispanic, other) to describe survey respondents. Both are examples of _____ variables.

A) dichotomous

B) categorical

C) continuous

D) mediating

E) dependent

4. Variables that may take on values within a given range, or an infinite set are called _____ variables.

A) discrete

B) dichotomous

C) continuous

D) dependent

E) mediating

In a study on the effect of pleasure reading on vocabulary level, the vocabulary level is considered what type of variable?

A) independent variable

B) dependent variable

C) control variable

D) extraneous variable

Answer 1

1)

Here level of education and ethnicity both are categorical variables as both describe categories

So correct answer is B) Categorical.

2)

4. Variable that may take on values within a given range, or an infinite set are called continuous variable.

So correct answer is C) Continuous

3) here effect of pleasure reading on vocabulary level,

The vocabulary level is considered as dependent type of variable.

So correct answer is B) dependent variable.