Question 1

You would use a ______ to illustrate the data in this frequency distribution table because the variable is measured at the ______ level of measurement

Accepted Answer

A)   frequency polygon; ordinal
B)   bar chart; nominal
C)   histogram; interval
D)   pie graph; ratio B

Question 2

You would use a ______ to illustrate the data in this frequency distribution table because the variable is measured at the ______ level of measurement

Accepted Answer

A)   frequency polygon; nominal
B)   bar chart; interval
C)   histogram; ratio
D)   pie graph; ordinal C

Question 3

After grading an examination, an instructor realizes the exam was much easier than she planned. She reaches this conclusion because the shape of the distribution of exam scores is ______.

Accepted Answer

A)   positively skewed
B)   normal
C)   negatively skewed
D)   flat C

Question 4

Filling in the blanks in this frequency distribution table, ______ of this sample had 'other' hair color; this represents ______ of the sample.

Accepted Answer

A)   57; 26.8%
B)   57; 59.6%
C)   156; 32.9%
D)   213; 26.8%

Question 5

A researcher asks a sample of people about their attitudes toward same-sex marriage and concludes that most people in her sample are strongly in favor of it, with relatively few people either undecided or against it. She reaches this conclusion because the shape of the distribution is ______.

Accepted Answer

A)   normal
B)   flat
C)   skewed
D)   bimodal

Question 6

Filling in the blanks in this frequency distribution table, the cumulative percent ('Cum %') associated with 3 victimization is ______.

Accepted Answer

A)   17.5%
B)   20.0%
C)   50.0%
D)   87.5%

Question 7

Which of the following BEST describes the shape of this distribution?

Accepted Answer

A)   skewed
B)   symmetrical
C)   bimodal
D)   flat

Question 8

An instructor conducts a survey on the students to determine their religious preference. The data is measured at the ______ scale of measurement and therefore the instructor would use a ______ to illustrate the data.

Accepted Answer

A)   nominal; pie graph
B)   nominal; histogram
C)   ordinal; bar chart
D)   interval; pie graph

Question 9

Which of the following BEST describes the shape of the distribution? 4 13 18 4 6 2 4 6 4 8

Accepted Answer

A)   skewed
B)   bimodal
C)   symmetrical
D)   flat

Question 10

You would use a ______ to illustrate the data in this frequency distribution table.

Accepted Answer

A)   frequency polygon
B)   bar chart
C)   histogram
D)   none of these is correct

Question 11

Filling in the blanks in this frequency distribution table, the percentage ('%') for 2 arrests is ______; the cumulative percent ('Cum %') associated with 2 arrests is ______.

Accepted Answer

A)   17.5%; 87.5%
B)   70.0%; 20.0%
C)   20.0%; 70.0%
D)   87.5%; 17.5%

Question 12

In constructing figures such as bar charts and frequency polygons, the American Psychological Association recommends that ______.

Accepted Answer

A)   figures be numbered using Arabic numbers (Figure 1, Figure 2, etc.) 
B)   the vertical axis (Y-axis)  be divided into 15-20 values of the variable
C)   labels along the X and Y axes be written in all lower-case letters (i.e., male, female) 
D)   the horizontal (X)  axis contains the frequency (f)  or percentage (%)  of the sample with each value of the variable

Question 13

-You would use a ______ to illustrate data for the variable "Number of cars per driver."

Accepted Answer

A)   bar chart
B)   histogram
C)   frequency polygon
D)   pie chart

Question 14

Filling in the blanks in this frequency distribution table, ______ of this sample are NOT employed; this represents ______ of the sample.

Accepted Answer

A)   54; 63.8%
B)   62; 53.8%
C)   54; 46.6%
D)   116; 63.8%

Question 15

Real upper limits are ______.

Accepted Answer

A)   the values of a variable that fall halfway between the top of one interval and the bottom of the next interval
B)   the smallest value of a variable that would be grouped into a particular level
C)   the largest value of a variable that would be grouped into a particular interval
D)   a small number of intervals that provide the frequencies within each interval

Question 16

Which of these is NOT one of the three aspects of distributions discussed in the textbook?

Accepted Answer

A)   variability
B)   directionality
C)   symmetry
D)   modality

Question 17

Which of the following BEST describes the shape of the distribution? 9, 2, 4, 6, 4, 7, 9, 4, 9, 11, 5

Accepted Answer

A)   skewed
B)   bimodal
C)   symmetrical
D)   flat

Question 18

______ are rare, extreme scores that lie outside of the range of the majority of scores in a set of data.

Accepted Answer

A)   Distributions
B)   Outliers
C)   Data point
D)   Data errors

Question 19

A university surveys its students and finds the large majority of students are 'somewhat satisfied' with the education they have received, with only a few students either 'very unsatisfied' or 'very satisfied. Which of these BEST describes the distribution of salaries?  A  B  C  D

Accepted Answer

A)   A
B)   B
C)   C
D)   D

Question 20

You would use the word ______ to describe the ______ of a distribution

Accepted Answer

A)   bimodal; variability
B)   skewed; variability
C)   skewed; symmetry
D)   flat; modality

Exam 2: Examining Data: Tables and Figures

You would use a to illustrate the data in this frequency distribution table because the variable is measured at the level of measurement

You would use a to illustrate the data in this frequency distribution table because the variable is measured at the level of measurement

After grading an examination, an instructor realizes the exam was much easier than she planned. She reaches this conclusion because the shape of the distribution of exam scores is ______.

Filling in the blanks in this frequency distribution table, of this sample had 'other' hair color; this represents of the sample.

A researcher asks a sample of people about their attitudes toward same-sex marriage and concludes that most people in her sample are strongly in favor of it, with relatively few people either undecided or against it. She reaches this conclusion because the shape of the distribution is ______.

Filling in the blanks in this frequency distribution table, the cumulative percent ('Cum %') associated with 3 victimization is ______.

Which of the following BEST describes the shape of this distribution?

An instructor conducts a survey on the students to determine their religious preference. The data is measured at the scale of measurement and therefore the instructor would use a to illustrate the data.

Which of the following BEST describes the shape of the distribution? 4 13 18 4 6 2 4 6 4 8

You would use a ______ to illustrate the data in this frequency distribution table.

Filling in the blanks in this frequency distribution table, the percentage ('%') for 2 arrests is ; the cumulative percent ('Cum %') associated with 2 arrests is .

In constructing figures such as bar charts and frequency polygons, the American Psychological Association recommends that ______.

-You would use a ______ to illustrate data for the variable "Number of cars per driver."

Filling in the blanks in this frequency distribution table, of this sample are NOT employed; this represents of the sample.

Real upper limits are ______.

Which of these is NOT one of the three aspects of distributions discussed in the textbook?

Which of the following BEST describes the shape of the distribution? 9, 2, 4, 6, 4, 7, 9, 4, 9, 11, 5

______ are rare, extreme scores that lie outside of the range of the majority of scores in a set of data.

A university surveys its students and finds the large majority of students are 'somewhat satisfied' with the education they have received, with only a few students either 'very unsatisfied' or 'very satisfied. Which of these BEST describes the distribution of salaries? A B C D

You would use the word to describe the of a distribution