Question 1

Construct a dotplot for the following data. 
$\begin{array}{llllllllll}
\hline 3.99 & 4.02 & 3.97 & 3.94 & 3.94 & 3.92 & 3.91 & 3.91 & 3.91 & 4.04 \
3.98 & 3.94 & 3.96 & 3.97 & 3.94 & 3.99 & 3.93 & 3.90 & 3.97 & 3.99 \
\hline
\end{array}$

Accepted Answer

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

Question 2

Thirty households were surveyed for the number of televisions in each home. Following are the results.
 $\begin{array}{llllllllll}
\hline 4 & 0 & 4 & 3 & 0 & 0 & 4 & 1 & 0 & 4 \
0 & 1 & 1 & 0 & 1 & 1 & 5 & 2 & 5 & 1 \
3 & 0 & 3 & 0 & 1 & 0 & 3 & 2 & 3 & 0 \
\hline
\end{array}$

Construct a relative frequency histogram.

Accepted Answer

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

Question 3

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day.
 $$\begin{array} { c c } 
\hline \text { Vehicle Type } & \text { Frequency } \
\hline \text { Motorcycle } & 15 \
\text { Sedan } & 85 \
\text { SUV } & 50 \
\text { Truck } & 25 \
\hline
\end{array}$$ Construct a frequency bar graph for the data.

Accepted Answer

A) 
  
B) 
  
C)

D) 
  
A) 
  
B) 
  
C)

D)

Question 4

The following table presents the purchase totals (in dollars) of a random sample of gasoline purchases at a convenience store.
Construct a frequency distribution using a class width of 10, and using 0 as the lower class limit for the first class.
 $$\begin{array} { r r r r r } 
\hline 76.59 & 48.55 & 93.66 & 60.17 & 39.10 \
93.28 & 65.43 & 34.12 & 80.41 & 77.16 \
80.07 & 93.46 & 39.19 & 43.84 & 44.70 \
68.74 & 89.98 & 6.97 & 52.86 & 68.93 \
\hline
\end{array}$$

Accepted Answer

A) 
$\begin{array}{l}
\text { Convenience Store Gas Purchases }\
\begin{array}{cc}
\hline \text { Amount (dollars) } & \text { Frequency } \
\hline 0.00-9.99 & 1 \
10.00-19.99 & 0 \
20.00-29.99 & 1 \
30.00-39.99 & 2 \
40.00-49.99 & 3 \
50.00-59.99 & 1 \
60.00-69.99 & 4 \
70.00-79.99 & 2 \
80.00-89.99 & 3 \
90.00-99.99 & 3 \
\hline
\end{array}
\end{array}$ 
B) 
$\begin{array}{cc}
\text { Convenience Store Gas Purchases } \
\hline \text { Amount (dollars) } & \text { Frequency } \
\hline 0.00-9.99 & 1 \
10.00-19.99 & 0 \
20.00-29.99 & 0 \
30.00-39.99 & 4 \
40.00-49.99 & 2 \
50.00-59.99 & 1 \
60.00-69.99 & 4 \
70.00-79.99 & 2 \
80.00-89.99 & 3 \
90.00-99.99 & 3 \
\hline
\end{array}$ 
C) 
$\begin{array}{l}
\text { Convenience Store Gas Purchases }\
\begin{array}{cc}
\hline \text { Amount (dollars) } & \text { Frequency } \
\hline 0.00-9.99 & 1 \
10.00-19.99 & 0 \
20.00-29.99 & 0 \
30.00-39.99 & 3 \
40.00-49.99 & 3 \
50.00-59.99 & 1 \
60.00-69.99 & 4 \
70.00-79.99 & 2 \
80.00-89.99 & 3 \
90.00-99.99 & 3 \
\hline
\end{array}
\end{array}$ 
D) 
$\begin{array}{l}
\text { Convenience Store Gas Purchases }\
\begin{array}{cc}
\hline \text { Amount (dollars) } & \text { Frequency } \
\hline 0.00-9.99 & 1 \
10.00-19.99 & 0 \
20.00-29.99 & 0 \
30.00-39.99 & 3 \
40.00-49.99 & 3 \
50.00-59.99 & 1 \
60.00-69.99 & 4 \
70.00-79.99 & 2 \
80.00-89.99 & 4 \
90.00-99.99 & 2 \
\hline
\end{array}
\end{array}$ 
A) 
$\begin{array}{l}
\text { Convenience Store Gas Purchases }\
\begin{array}{cc}
\hline \text { Amount (dollars) } & \text { Frequency } \
\hline 0.00-9.99 & 1 \
10.00-19.99 & 0 \
20.00-29.99 & 1 \
30.00-39.99 & 2 \
40.00-49.99 & 3 \
50.00-59.99 & 1 \
60.00-69.99 & 4 \
70.00-79.99 & 2 \
80.00-89.99 & 3 \
90.00-99.99 & 3 \
\hline
\end{array}
\end{array}$ 
B) 
$\begin{array}{cc}
\text { Convenience Store Gas Purchases } \
\hline \text { Amount (dollars) } & \text { Frequency } \
\hline 0.00-9.99 & 1 \
10.00-19.99 & 0 \
20.00-29.99 & 0 \
30.00-39.99 & 4 \
40.00-49.99 & 2 \
50.00-59.99 & 1 \
60.00-69.99 & 4 \
70.00-79.99 & 2 \
80.00-89.99 & 3 \
90.00-99.99 & 3 \
\hline
\end{array}$ 
C) 
$\begin{array}{l}
\text { Convenience Store Gas Purchases }\
\begin{array}{cc}
\hline \text { Amount (dollars) } & \text { Frequency } \
\hline 0.00-9.99 & 1 \
10.00-19.99 & 0 \
20.00-29.99 & 0 \
30.00-39.99 & 3 \
40.00-49.99 & 3 \
50.00-59.99 & 1 \
60.00-69.99 & 4 \
70.00-79.99 & 2 \
80.00-89.99 & 3 \
90.00-99.99 & 3 \
\hline
\end{array}
\end{array}$ 
D) 
$\begin{array}{l}
\text { Convenience Store Gas Purchases }\
\begin{array}{cc}
\hline \text { Amount (dollars) } & \text { Frequency } \
\hline 0.00-9.99 & 1 \
10.00-19.99 & 0 \
20.00-29.99 & 0 \
30.00-39.99 & 3 \
40.00-49.99 & 3 \
50.00-59.99 & 1 \
60.00-69.99 & 4 \
70.00-79.99 & 2 \
80.00-89.99 & 4 \
90.00-99.99 & 2 \
\hline
\end{array}
\end{array}$

Question 5

The following pie chart presents the percentages of fish caught in each of four ratings categories.
Match this pie chart with its corresponding bar graph.

Accepted Answer

A) 
  
B) 
  
C) 
  
D)

Question 6

The following frequency distribution presents the weights in pounds (lb) of a sample of visitors to a health clinic.
 $$\begin{array} { c c } 
\hline \text { Weight (lb) } & \text { Frequency } \
\hline 130 - 137 & 3 \
138 - 145 & 2 \
146 - 153 & 8 \
154 - 161 & 3 \
162 - 169 & 5 \
170 - 177 & 9 \
178 - 185 & 5 \
186 - 193 & 2 \
\hline
\end{array}$$ What is the class width?

Accepted Answer

A) 7 
B) 8 
C) 64 
D) 9 
A) 7 
B) 8 
C) 64 
D) 9

Question 7

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day.
 
$\begin{array} { c c } 
\hline \text { Vehicle Type } & \text { Frequency } \
\hline \text { Motorcycle } & 5
\end{array}$

$\begin{array}{ll}
\text { Sedan } & 33 \
\text { SUV } & 61 \
\text { Truck } & 30 \
\hline
\end{array}$

Construct a relative frequency Parato chart for the data.

Accepted Answer

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

Question 8

Which of the following presents the most honest graphical representation of the ratio "3 to 2"?

Accepted Answer

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

Question 9

The following table presents the purchase totals (in dollars) of a random sample of gasoline purchases at a convenience store.
Construct a frequency histogram using a class width of 10, and using 0 as the lower class limit for the first class.
 $\begin{array}{rrrrr}
\hline 95 & 99 & 4 & 75 & 23 \
26 & 27 & 65 & 68 & 69 \
31 & 7 & 72 & 67 & 46 \
0 & 46 & 1 & 53 & 67 \
\hline
\end{array}$

Accepted Answer

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

Question 10

A sample of 200 high school students were asked how many hours per week they spend watching television.The following frequency distribution presents the results.
  Construct a frequency ogive for the frequency distribution.

Accepted Answer

A)

B) 
  
C) 
  
D) 
  
A)

B) 
  
C) 
  
D)

Question 11

Following are the numbers of Dean's List students in a random sample of 20 university courses. Construct a dotplot for these data.
 $$\begin{array} { l l l l l } 
\hline 9 & 2 & 0 & 0 & 4 \
2 & 0 & 0 & 4 & 0 \
4 & 2 & 0 & 0 & 5 \
6 & 1 & 2 & 0 & 4 \
\hline
\end{array}$$

Accepted Answer

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

Question 12

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day.
 $$\begin{array} { c c } 
\hline \text { Vehicle Type } & \text { Frequency } \
\hline \text { Motorcycle } & 7 \
\text { Sedan } & 58 \
\text { SUV } & 36 \
\text { Truck } & 40
\end{array}$$ Construct a relative frequency bar graph for the data.

Accepted Answer

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

Question 13

Construct a stem-and-leaf plot for the following data, in which the leaf represents the tenths place. 
$\begin{array}{rrrrrrrrrrrr}
\hline 8.9 & 6.7 & 4.3 & 9.9 & 9.3 & 10.6 & 9.5 & 7.8 & 3.0 & 5.3 & 8.1 & 10.6 \
6.1 & 9.2 & 10.4 & 9.7 & 9.8 & 10.6 & 6.8 & 3.0 & 7.6 & 9.3 & 3.9 & 6.2 \
\hline
\end{array}$

Accepted Answer

A) 
$\begin{array}{r|l}
\hline 3 & 09 \
4 & 03 \
5 & 3 \
6 & 1278 \
7 & 68 \
8 & 19 \
9 & 23356789 \
10 & 466
\end{array}$ 
B) 
$\begin{array}{r|l}
3 & 009 \
4 & 3 \
5 & 3 \
6 & 1278 \
7 & 68 \
8 & 19 \
9 & 2335789 \
10 & 4666
\end{array}$ 
C) 
$\begin{array}{r|l}
3 & 009 \
4 & \
5 & 337 \
6 & 128 \
7 & 68 \
8 & 19 \
9 & 2335789 \
10 & 4666
\end{array}$ 
D) 
$\begin{array}{r|l}
\hline 3 & 009 \
4 & 33 \
5 & \
6 & 278 \
7 & 168 \
8 & 19 \
9 & 2335789 \
10 & 4666
\end{array}$ 
A) 
$\begin{array}{r|l}
\hline 3 & 09 \
4 & 03 \
5 & 3 \
6 & 1278 \
7 & 68 \
8 & 19 \
9 & 23356789 \
10 & 466
\end{array}$ 
B) 
$\begin{array}{r|l}
3 & 009 \
4 & 3 \
5 & 3 \
6 & 1278 \
7 & 68 \
8 & 19 \
9 & 2335789 \
10 & 4666
\end{array}$ 
C) 
$\begin{array}{r|l}
3 & 009 \
4 & \
5 & 337 \
6 & 128 \
7 & 68 \
8 & 19 \
9 & 2335789 \
10 & 4666
\end{array}$ 
D) 
$\begin{array}{r|l}
\hline 3 & 009 \
4 & 33 \
5 & \
6 & 278 \
7 & 168 \
8 & 19 \
9 & 2335789 \
10 & 4666
\end{array}$

Question 14

Which of the following presents the most honest graphical representation of the ratio "3 to 4"?

Accepted Answer

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

Construct a dotplot for the following data. 3.99 4.02 3.97 3.94 3.94 3.92 3.91 3.91 3.91 4.04 3.98 3.94 3.96 3.97 3.94 3.99 3.93 3.90 3.97 3.99

Thirty households were surveyed for the number of televisions in each home. Following are the results. 4 0 4 3 0 0 4 1 0 4 0 1 1 0 1 1 5 2 5 1 3 0 3 0 1 0 3 2 3 0 Construct a relative frequency histogram.

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. Vehicle Type Frequency Motorcycle 15 Sedan 85 SUV 50 Truck 25 Construct a frequency bar graph for the data.

The following pie chart presents the percentages of fish caught in each of four ratings categories. Match this pie chart with its corresponding bar graph.

The following frequency distribution presents the weights in pounds (lb) of a sample of visitors to a health clinic. Weight (lb) Frequency 130-137 3 138-145 2 146-153 8 154-161 3 162-169 5 170-177 9 178-185 5 186-193 2 What is the class width?

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. Vehicle Type Frequency Motorcycle 5 Sedan 33 SUV 61 Truck 30 Construct a relative frequency Parato chart for the data.

Which of the following presents the most honest graphical representation of the ratio "3 to 2"?

The following table presents the purchase totals (in dollars) of a random sample of gasoline purchases at a convenience store. Construct a frequency histogram using a class width of 10, and using 0 as the lower class limit for the first class. 95 99 4 75 23 26 27 65 68 69 31 7 72 67 46 0 46 1 53 67

A sample of 200 high school students were asked how many hours per week they spend watching television.The following frequency distribution presents the results. Construct a frequency ogive for the frequency distribution.

Following are the numbers of Dean's List students in a random sample of 20 university courses. Construct a dotplot for these data. 9 2 0 0 4 2 0 0 4 0 4 2 0 0 5 6 1 2 0 4

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. Vehicle Type Frequency Motorcycle 7 Sedan 58 SUV 36 Truck 40 Construct a relative frequency bar graph for the data.

Construct a stem-and-leaf plot for the following data, in which the leaf represents the tenths place. 8.9 6.7 4.3 9.9 9.3 10.6 9.5 7.8 3.0 5.3 8.1 10.6 6.1 9.2 10.4 9.7 9.8 10.6 6.8 3.0 7.6 9.3 3.9 6.2

Which of the following presents the most honest graphical representation of the ratio "3 to 4"?

Basic Ideas

Numerical Summaries of Data

Probability

Discrete Probability Distributions

The Normal Distribution

Confidence Intervals

Hypothesis Testing

Inferences on Two Samples

Tests With Qualitative Data

Correlation and Regression

Statistical Analysis Questions in ANOVA and Rank-Sum Test

Filters

Exam 2: Graphical Summaries of Data

Construct a dotplot for the following data. 3.99 4.02 3.97 3.94 3.94 3.92 3.91 3.91 3.91 4.04 3.98 3.94 3.96 3.97 3.94 3.99 3.93 3.90 3.97 3.99

Thirty households were surveyed for the number of televisions in each home. Following are the results. 4 0 4 3 0 0 4 1 0 4 0 1 1 0 1 1 5 2 5 1 3 0 3 0 1 0 3 2 3 0 Construct a relative frequency histogram.

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. Vehicle Type Frequency Motorcycle 15 Sedan 85 SUV 50 Truck 25 Construct a frequency bar graph for the data.

The following pie chart presents the percentages of fish caught in each of four ratings categories. Match this pie chart with its corresponding bar graph.

The following frequency distribution presents the weights in pounds (lb) of a sample of visitors to a health clinic. Weight (lb) Frequency 130-137 3 138-145 2 146-153 8 154-161 3 162-169 5 170-177 9 178-185 5 186-193 2 What is the class width?

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. Vehicle Type Frequency Motorcycle 5 Sedan 33 SUV 61 Truck 30 Construct a relative frequency Parato chart for the data.

Which of the following presents the most honest graphical representation of the ratio "3 to 2"?

The following table presents the purchase totals (in dollars) of a random sample of gasoline purchases at a convenience store. Construct a frequency histogram using a class width of 10, and using 0 as the lower class limit for the first class. 95 99 4 75 23 26 27 65 68 69 31 7 72 67 46 0 46 1 53 67

A sample of 200 high school students were asked how many hours per week they spend watching television.The following frequency distribution presents the results. Construct a frequency ogive for the frequency distribution.

Following are the numbers of Dean's List students in a random sample of 20 university courses. Construct a dotplot for these data. 9 2 0 0 4 2 0 0 4 0 4 2 0 0 5 6 1 2 0 4

The following frequency distribution presents the frequency of passenger vehicles that pass through a certain intersection from 8:00 AM to 9:00 AM on a particular day. Vehicle Type Frequency Motorcycle 7 Sedan 58 SUV 36 Truck 40 Construct a relative frequency bar graph for the data.

Construct a stem-and-leaf plot for the following data, in which the leaf represents the tenths place. 8.9 6.7 4.3 9.9 9.3 10.6 9.5 7.8 3.0 5.3 8.1 10.6 6.1 9.2 10.4 9.7 9.8 10.6 6.8 3.0 7.6 9.3 3.9 6.2

Which of the following presents the most honest graphical representation of the ratio "3 to 4"?

Basic Ideas

Numerical Summaries of Data

Probability

Discrete Probability Distributions

The Normal Distribution

Confidence Intervals

Hypothesis Testing

Inferences on Two Samples

Tests With Qualitative Data

Correlation and Regression

Statistical Analysis Questions in ANOVA and Rank-Sum Test

Filters