Deck 2: Organizing and Summarizing Data

Question 1

Provide an appropriate response. Round relative frequencies to thousandths.
-The results of a survey about a recent judicial appointment are given in the table below. Construct a relative frequency distribution.

Answer 1

Question 2

Provide an appropriate response. Round relative frequencies to thousandths.
-The preschool children at Elmwood Elementary School were asked to name their favorite color. The results are listed below. Construct a frequency distribution and a relative frequency distribution.

Answer 2

Question 3

The grade point averages for 40 evening students are listed below. Construct a frequency bar graph and a relative frequency bar graph.

Answer 3

Question 4

Listed below are the ACT scores of 40 randomly selected students at a major university. a) Construct a relative frequency bar graph of the data, using eight classes.
b) If the university wants to accept the top 90% of the applicants, what should the minimum score be?
c) If the university sets the minimum score at 17, what percent of the applicants will be accepted?

Question 5

The pie chart shows the percentage of votes received by each candidate in the student council presidential election. Use the pie chart to answer the question.


-Who got the most votes?

A) Matt
B) Ming
C) Ted
D) Ann

Question 6

The pie chart shows the percentage of votes received by each candidate in the student council presidential election. Use the pie chart to answer the question.


- Who got the fewest votes?

A) Lili
B) Ted
C) Gina
D) Ben

Question 7

The pie chart shows the percentage of votes received by each candidate in the student council presidential election. Use the pie chart to answer the question.


- What percent of the votes did Ann and Ted receive together?

A) 40%
B) 60%
C) 22%
D) 18%

Question 8

Determine the number of classes in the frequency table below.

A) 5
B) 2
C) 20
D) 6

Question 9

Find the class width for the frequency table below.

A) 1
B) 2
C) 2.5
D) 1.5

Question 10

A researcher records the number of employees of each of the IT companies in the town of Westmoore. The results are summarized in the table. Find the class limits of the third class.

A) lower limit: 799.5; upper limit: 1199.5
B) lower limit: 800; upper limit: 1199
C) lower limit: 799; upper limit: 1200
D) lower limit: 800; upper limit: 1200

Question 11

The weights (in pounds) of babies born at St Mary's hospital last month are summarized in the table. Find the class width.

A) 1.05 lb
B) 1.15 lb
C) 1.1 lb
D) 1 lb

Question 12

The weights (in pounds) of babies born at St Mary's hospital last month are summarized in the table. Find the class limits for the second class.

A) lower limit: 5.9; upper limit: 6.7
B) lower limit: 5.8; upper limit: 6.8
C) lower limit: 5.85; upper limit: 6.75
D) lower limit: 5.9; upper limit: 6.8

Question 13

The table below summarizes the weights of the almonds (in grams) in a one-pound bag. What is the class width?

A) 0.06
B) 0.408
C) 0.4
D) 0.059

Question 14

A sample of 15 Boy Scouts was selected and their weights (in pounds) were recorded as follows: a. Using a class width of 10, give the upper and lower limits for five classes, starting with a lower limit of 95 for the first class.
b. Construct a frequency distribution for the data

Question 15

Construct the specified histogram.
-For the data below, construct a frequency distribution and a relative frequency distribution.

Question 16

Construct the specified histogram.
-For the data below, construct a frequency histogram and a relative frequency histogram.

Question 17

Describe the shape of the distribution.

-

A) bell shaped
B) skewed to the right
C) uniform
D) skewed to the left

Question 18

Describe the shape of the distribution.

-

A) uniform
B) bell shaped
C) skewed to the right
D) skewed to the left

Question 19

Describe the shape of the distribution.

-A sample of 15 Little League players was selected and their weights (in pounds) were recorded as follows:

Question 20

Determine the original set of data.

- Legend: 0 represents 5 0

Question 21

Determine the original set of data.

- Legend: 8 represents 5. 8

Question 22

Construct a frequency polygon for the data.
-

Question 23

Construct a frequency polygon for the data.
-

Question 24

Construct a frequency polygon for the data.
-The grade point averages for 40 evening students are listed below. Construct a frequency polygon using eight classes.

Question 25

Construct the requested ogive.
-The grade point averages for 40 evening students are listed below. Construct a frequency ogive usingeight classes.

Question 26

Construct the requested ogive.
-The heights (in inches) of 30 lawyers are listed below. Construct a frequency ogive using five classes.

Question 27

Construct the requested ogive.
-The grade point averages for 40 evening students are listed below. Construct a relative frequency ogive using eight classes.

Question 28

Construct the requested ogive.
-The heights (in inches) of 30 lawyers are listed below. Construct a relative frequency ogive using five classes.

Question 29

Explain what is misleading about the graphic.

-

A) The trend is depicted in the wrong direction.
B) The graphic is not misleading.
C) The vertical scale does not begin at zero.
D) The horizontal label is incomplete.

Question 30

Explain what is misleading about the graphic.

-

A) The graphic is not misleading.
B) The graphic only includes information for one year.
C) The horizontal scale does not begin at zero.
D) The graphic may give the impression that drivers over age 65 had no DUI's in 2012.