Question 1

The sum of all the relative frequencies of classes up to and including a particular class is defined as the:

Accepted Answer

A)  relative frequency (RF). 
B)  boundary frequency (BF). 
C)  cumulative relative frequency (CRF). 
D)  frequency modulation (FM).

Question 2

A survey records the number of U.S.states each person has visited.This is an example of what type of data?

Accepted Answer

A)  categorical 
B)  continuous 
C)  discrete 
D)  qualitative

Question 3

A student counted the number of candies of each color in a bag of 57 Reese's Pieces.The results are shown in the following bar graph.  How many of the candies were colored orange?

Accepted Answer

A)  12 
B)  51 
C)  29 
D)  More information is needed to answer the question.

Question 4

A numeric data set is _____ if the set of all possible values is an interval of numbers.

Accepted Answer

A)  continuous 
B)  discrete 
C)  qualitative 
D)  categorical

Question 5

Relative frequency is BEST suited to describe which data type?

Accepted Answer

A)  continuous 
B)  quantitative 
C)  multivariate 
D)  qualitative

Question 6

Concerning univariate data,a _____ or _____ data set consists of observations that are numbers.

Accepted Answer

A)  categorical;qualitative 
B)  categorical;quantitative 
C)  numerical;quantitative 
D)  numerical;qualitative

Exam 3: Tables and Graphs for Summarizing Data

The sum of all the relative frequencies of classes up to and including a particular class is defined as the:

A survey records the number of U.S.states each person has visited.This is an example of what type of data?

A student counted the number of candies of each color in a bag of 57 Reese's Pieces.The results are shown in the following bar graph. How many of the candies were colored orange?

A numeric data set is _____ if the set of all possible values is an interval of numbers.

Relative frequency is BEST suited to describe which data type?

Concerning univariate data,a _ or _ data set consists of observations that are numbers.