Question 1

The table shows the price of a volatile stock from the months January 1999 through December 1999 as determined by the closing price on the last trading day of the month. The price is rounded to the nearest dollar.

$$\begin{array} { l l l l l l l l l l l l } 
\text { Jan } & \text { Feb } & \text { Mar } & \text { Apr } & \text { May } & \text { Jun } & \text { Jul } & \text { Aug } & \text { Sep } & \text { Oct } & \text { Nov } & \text { Dec } \
\hline 32 & 70 & 73 & 111 & 184 & 87 & 45 & 42 & 67 & 87 & 94 & 111
\end{array}$$ 
Which time series line chart represents the data?

A)

B)

C)

D) None of the above

Accepted Answer

B

Question 2

The data below represent the results of a poll in which the following question was asked:, "To what degree are you satisfied with the outcome of the 2012 gubernatorial election?" Which pie chart below represents the given data set?
 $ \begin{array}{ll}\text { Very } & 36 \ \text { Somewhat } & 48 \ \text { Not at All } & 62 \ \text { No opinion } & 54\end{array} $

A)

B)

Accepted Answer

A

Question 3

using the graphical display below.

-Identify the class that has the greatest increase in 2.5 or better GPA's over the five decades.
A) Sr
B) Jr
C) So
D) Fr

Accepted Answer

The Freshman (Fr) class shows the greatest increase in 2.5 or better GPAs over the five decades, indicating a significant improvement in academic performance among first-year students.

Question 4

The following dot plot represents the ages of the people in a sample selected from a group of campaign volunteers.

How many people were in the sample?
A) 15
B) 21
C) 27
D) 28

Accepted Answer

The answer of The following dot plot represents the ages...

Question 5

The frequency table shows the lengths in inches of 40 fireplace logs. 
$$\begin{array} { r | r } 
\text { Length (in) } & \text { Number of Logs } \
\hline 14.5 - 14.9 & 2 \
15.0 - 15.4 & 5 \
15.5 - 15.9 & 12 \
16.0 - 16.4 & 11 \
16.5 - 16.9 & 7 \
17.0 - 17.4 & 3
\end{array}$$ Construct a cumulative frequency table for the data.

Accepted Answer

The answer of The frequency table shows the lengths in...

Question 6

After reviewing a movie, 400 people rated the movie as excellent, good, or fair. The following data give the rating distribution. Which pie chart below represents the given data set?

$ \begin{array}{ccc}\text { Excellent } & \text { Good } & \text { Fair } \ 120 & 180 & 100\end{array} $

A)

B)

Accepted Answer

The answer of After reviewing a movie, 400 people rated...

Question 7

The table lists the winners of the Wimbledon women's singles title for the years 1976-1995.
Construct a bar chart for the given relative frequencies. $$\begin{array} { l c c } 
\text { Winner } & \text { Frequency } & \text { Relative frequency } \
\hline \text { C. Evert } & 2 & 0.10 \
\text { V. Wade } & 1 & 0.05 \
\text { M. Navratilova } & 9 & 0.45 \
\text { C. Martinez } & 1 & 0.05 \
\text { S. Graf } & 6 & 0.30 \
\text { E. Goolagong } & 1 & 0.05
\end{array}$$

Accepted Answer

The answer of The table lists the winners of the...

Question 8

A nurse measured the blood pressure of each person who visited her clinic. Following is a relative-frequency histogram for the systolic blood pressure readings for those people aged between 25 and 40. Use the histogram to answer the question. The blood pressure readings Were rounded to the next higher whole number.

Given that 800 people were aged between 25 and 40, approximately how many had a systolic Blood pressure reading greater than 120 and less than or equal to 140?
A) 0.40
B) 32
C) 320
D) 400

Accepted Answer

The answer of A nurse measured the blood pressure of...

Question 9

Find the original data from the stem-and-leaf plot. $$\begin{array} { r | c } 
\text { Stem } & \text { Leaves } \
\hline 9 & 59 \
10 & 19 \
11 & 55
\end{array}$$
A) 95, 91, 99, 101, 111, 115
B) 91, 95, 91, 109, 119, 115
C) 95, 99, 101, 101, 115, 115
D) 95, 99, 101, 109, 115, 115

Accepted Answer

The stem-and-leaf plot shows numbers with stems 9, 10, and 11, and leaves 59, 19, and 55, respectively. This translates to the numbers 95, 99, 101, 109, 115, and 115.

Question 10

On Monday mornings, a bookie tabulates the point spreads for the basketball games played on saturday and Sunday. He found that 5 games had a spread of 1 or 2 points, 4 had a spread of 3 to 6 points, 4 had a spread of 7 to 10, and 3 were more than 10. Construct the relative frequency table the bookie obtained for the weekend basketball games.

Accepted Answer

The answer of On Monday mornings, a bookie tabulates the...

Question 11

Wagenlucht Ice Cream Company is always trying to create new flavors of ice cream. They are market testing three kinds to find out which one has the best chance by of becoming popular.
They give small samples of each to 50 people at a grocery store. 15 ice cream tasters preferred the Strawberry Cream, 30 preferred Choco-Nuts, and 5 loved the Orange Mint. Construct a pareto chart to represent these preferences. Choose the vertical scale so that the relative frequencies are represented.

Accepted Answer

The answer of Wagenlucht Ice Cream Company is always trying...

Question 12

The data below are the numbers of hours of homework done as reported by 24 high school juniors for the last week in September, 2006.
6, 5, 6, 4, 6, 6, 9, 7, 6, 3, 8, 5, 5, 8, 6, 5, 8, 6, 5, 7, 5, 8, 7, 4
Using bins of 2 hours width, which relative frequency histogram represents the data? 
A)

B)

C)

D) None of the above

Accepted Answer

The answer of The data below are the numbers of...

Question 13

using the graphical disply below.

-Identify the utility that decreases as a percentage of the total utility bill from January to June.
A) Electric
B) Natural Gas
C) Water
D) None decrease from January to June.

Accepted Answer

Natural gas usage typically decreases from January to June as the need for heating reduces with the arrival of warmer weather, leading to a decrease in its percentage of the total utility bill.

Question 14

Which line chart below represents the data? $$\begin{array}{l}
\hline \text { Weight of Cats }\
\begin{array} { l | c } 
\hline \text { Weight (lb) } & \text { Number of Cats } \
\hline 5 - 7 & 2 \
8 - 10 & 9 \
11 - 13 & 18 \
14 - 16 & 13 \
17 - 19 & 4 \
20 - 22 & 1 \
\hline
\end{array}
\end{array}$$

A)

B)

C)

D) None of the above

Accepted Answer

The answer of Which line chart below represents the data?...

Question 15

A medical research team studied the ages of patients who had strokes caused by stress. The results of 34 patients are tabulated below. $$\begin{array} { l | c } 
\text { Age } & \text { Frequency } \
\hline 25 - 29 & 3 \
30 - 34 & 3 \
35 - 39 & 6 \
40 - 44 & 4 \
45 - 49 & 5 \
50 - 54 & 4 \
55 - 59 & 5 \
60 - 64 & 5
\end{array}$$ Construct the frequency histogram.

Accepted Answer

The answer of A medical research team studied the ages...

Question 16

A machine is supposed to fill juice bottles with 16 fluid ounces of juice. The manufacturer picks a sample of bottles that have been filled by the machine and determines the volume of juice in each bottle. The results are shown in the following stem-and-leaf diagram. The leaf unit is 0.1. $$\begin{array} { l | l } 
15 & 1 \
15 & 233 \
15 & \
15 & 667777 \
15 & 888899999 \
16 & 000000011111 \
16 & 222223333 \
16 & 445 \
16 & 66 \
16 & 8
\end{array}$$ How many bottles were sampled?
A) 9
B) 10
C) 15
D) 44

Accepted Answer

The stem-and-leaf diagram shows each individual data point. Counting all the leaves gives a total of 44 bottles sampled.

Question 17

The following dot plot represents the ages of the customers who visited a sporting goods store on a particular Monday.

How many people in the sample were aged between 20 and 28, inclusive?

Accepted Answer

The answer of The following dot plot represents the ages...

Question 18

The Kappa Iota Sigma Fraternity polled its members on the weekend party theme. The vote was as follows: six for toga, four for hayride, eight for casino, and two for masquerade. Display the vote count in a Pareto chart.

Accepted Answer

The answer of The Kappa Iota Sigma Fraternity polled its...

Question 19

Construct a bar chart for the relative frequencies given. $$\begin{array} { l c c } 
\text { Blood type } & \text { Frequency } & \text { Relative frequency } \
\hline \text { O } & 22 & 0.44 \
\text { A } & 19 & 0.38 \
\text { B } & 6 & 0.12 \
\text { AB } & 3 & 0.06
\end{array}$$

Accepted Answer

The answer of Construct a bar chart for the relative...

Question 20

A nurse measured the blood pressure of each person who visited her clinic. Following is a relative-frequency histogram for the systolic blood pressure readings for those people aged between 25 and 40. Use the histogram to answer the question. The blood pressure readings were rounded up to the next whole number.

Approximately what percentage of the people aged 25-40 had a systolic blood pressure reading greater than or equal to 130?
A) 15%
B) 28%
C) 75%
D) 90%

Accepted Answer

The answer of A nurse measured the blood pressure of...

Quiz 3: Visual Displays of Data Exam

using the graphical display below. -Identify the class that has the greatest increase in 2.5 or better GPA's over the five decades.

The following dot plot represents the ages of the people in a sample selected from a group of campaign volunteers. How many people were in the sample?

Find the original data from the stem-and-leaf plot. $\begin{array} { r | c } \text { Stem } & \text { Leaves } \\\hline 9 & 59 \\10 & 19 \\11 & 55\end{array}$

The data below are the numbers of hours of homework done as reported by 24 high school juniors for the last week in September, 2006. 6, 5, 6, 4, 6, 6, 9, 7, 6, 3, 8, 5, 5, 8, 6, 5, 8, 6, 5, 7, 5, 8, 7, 4 Using bins of 2 hours width, which relative frequency histogram represents the data?

using the graphical disply below. -Identify the utility that decreases as a percentage of the total utility bill from January to June.

Which line chart below represents the data? $\begin{array}{l}\hline \text { Weight of Cats }\\\begin{array} { l | c } \hline \text { Weight (lb) } & \text { Number of Cats } \\\hline 5 - 7 & 2 \\8 - 10 & 9 \\11 - 13 & 18 \\14 - 16 & 13 \\17 - 19 & 4 \\20 - 22 & 1 \\\hline\end{array}\end{array}$

The following dot plot represents the ages of the customers who visited a sporting goods store on a particular Monday. How many people in the sample were aged between 20 and 28, inclusive?

The Kappa Iota Sigma Fraternity polled its members on the weekend party theme. The vote was as follows: six for toga, four for hayride, eight for casino, and two for masquerade. Display the vote count in a Pareto chart.

Construct a bar chart for the relative frequencies given. $\begin{array} { l c c } \text { Blood type } & \text { Frequency } & \text { Relative frequency } \\\hline \text { O } & 22 & 0.44 \\\text { A } & 19 & 0.38 \\\text { B } & 6 & 0.12 \\\text { AB } & 3 & 0.06\end{array}$

Quiz 3: Visual Displays of Data Exam

using the graphical display below. -Identify the class that has the greatest increase in 2.5 or better GPA's over the five decades.

The following dot plot represents the ages of the people in a sample selected from a group of campaign volunteers. How many people were in the sample?

Find the original data from the stem-and-leaf plot. Stem Leaves 95910191155\begin{array} { r | c } \text { Stem } & \text { Leaves } \\\hline 9 & 59 \\10 & 19 \\11 & 55\end{array} Stem 91011​ Leaves 591955​​

The data below are the numbers of hours of homework done as reported by 24 high school juniors for the last week in September, 2006. 6, 5, 6, 4, 6, 6, 9, 7, 6, 3, 8, 5, 5, 8, 6, 5, 8, 6, 5, 7, 5, 8, 7, 4 Using bins of 2 hours width, which relative frequency histogram represents the data?

using the graphical disply below. -Identify the utility that decreases as a percentage of the total utility bill from January to June.

The following dot plot represents the ages of the customers who visited a sporting goods store on a particular Monday. How many people in the sample were aged between 20 and 28, inclusive?

The Kappa Iota Sigma Fraternity polled its members on the weekend party theme. The vote was as follows: six for toga, four for hayride, eight for casino, and two for masquerade. Display the vote count in a Pareto chart.

Find the original data from the stem-and-leaf plot. $\begin{array} { r | c } \text { Stem } & \text { Leaves } \\\hline 9 & 59 \\10 & 19 \\11 & 55\end{array}$