Page 1
BESC 3010 Exam 1 Questions and
Correct Answers
Categorical variable
Ans: Indicates different categories. Ex: gender, college
major etc.
Nominal variable
Ans: The variable consists of names of categories. The
coding system is arbitrary.
Ordinal variables
Ans: Indicates first, second, third, etc. rank variables.
Quantitative variables
Ans: You can measure the size of the differences
between scores and not just that they are different.
Divided into interval and ratio.
,Page 2
Interval variable
Ans: They indicate the size of the difference between
scores but they don't have a zero starting point. ( IQ or
temperature)
Ratio variable
Ans: Have definite zeros that indicate the complete
absence of something.
In a sample of women, the # of children that each woman
has is an example of which levels of measurement?
Ans: Ratio
Military ranks are an example of what level of
measurement?
Ans: Ordinal
, Page 3
Gender is an example of what level of measurement?
Ans: Nominal
A sample is part of a larger...
Ans: Population
A bivariate analysis typically focuses on...
Ans: The association of two variables
Inferential statistics are typically contrasted with what
statistics?
Ans: Descriptive
Which is a defining characteristic of experiments?
Ans: Manipulations
BESC 3010 Exam 1 Questions and
Correct Answers
Categorical variable
Ans: Indicates different categories. Ex: gender, college
major etc.
Nominal variable
Ans: The variable consists of names of categories. The
coding system is arbitrary.
Ordinal variables
Ans: Indicates first, second, third, etc. rank variables.
Quantitative variables
Ans: You can measure the size of the differences
between scores and not just that they are different.
Divided into interval and ratio.
,Page 2
Interval variable
Ans: They indicate the size of the difference between
scores but they don't have a zero starting point. ( IQ or
temperature)
Ratio variable
Ans: Have definite zeros that indicate the complete
absence of something.
In a sample of women, the # of children that each woman
has is an example of which levels of measurement?
Ans: Ratio
Military ranks are an example of what level of
measurement?
Ans: Ordinal
, Page 3
Gender is an example of what level of measurement?
Ans: Nominal
A sample is part of a larger...
Ans: Population
A bivariate analysis typically focuses on...
Ans: The association of two variables
Inferential statistics are typically contrasted with what
statistics?
Ans: Descriptive
Which is a defining characteristic of experiments?
Ans: Manipulations
