1) Which of the following statements is true?
Sex is a classification variable
Ethnicity is a qualitative variable.
Marital status is a categorical variable.
All the above statements are true.
2) Which of the following statements is false?
A hypothesis is a statement about the predicted relationships among observed events or factors.
A value is a specific quantity or category of a variable.
A hypothesis is just another term for the research question.
A variable refers to some specific participant characteristic that can assume different values.
3) A question that asks what exact amount in dollars you would be willing to pay in annual premium for a $1,000,000 life insurance policy would be scaled as:
nominal
Ordinal
Ratio
interval
4) In a baseball fans, each respondent is asked to indicate whether they have ever attended a baseball game. This question can be categorized as a(n) --------------- scale.
Ratio
Interval
Ordinal
nominal
5) A ---------- is the entire collection of a carefully defined set of people, objects, or events.
Sample
Population
Parameter
random sample