Question 1

The staff of Mr.Wayne Wertz,VP of Operations at Portland Peoples Bank,prepared a frequency histogram of waiting time for drive up ATM customers.  Approximately ____ drive up ATM customers waited at least 7 minutes.

Accepted Answer

A)  20
B)  30
C)  100
D)  180
E)  200 B

Question 2

The 2010 and 2012 market share data of the three competitors (Alston,Baren,and Clemson)in an oligopolistic industry are presented in the following pie charts.Total sales for this industry were $1.5 billion in 2010 and $1.8 billion in 2012. Baren's sales in 2010 were ___________.

Accepted Answer

A)  $342 million
B)  $630 million
C)  $675 million
D)  $828 million
E)  $928 million C

Question 3

The staff of Ms.Tamara Hill,VP of Technical Analysis at Blue Sky Brokerage,prepared a frequency histogram of market capitalization of the 937 corporations listed on the American Stock Exchange in January 2013.  Approximately ________ corporations had capitalizations of $200,000,000 or less.

Accepted Answer

A)  50
B)  100
C)  700
D)  800
E)  900 D

Question 4

The staff of Mr.Wayne Wertz,VP of Operations at Portland Peoples Bank,prepared a cumulative frequency ogive of waiting time for walk-in customers.  The percentage of walk-in customers waiting more than 6 minutes was ______.

Accepted Answer

A)  22%
B)  11%
C)  67%
D)  10%
E)  75%

Question 5

Each day,the office staff at Oasis Quick Shop prepares a frequency distribution and an ogive of sales transactions by dollar value of the transactions.Saturday's cumulative frequency ogive follows.  The percentage of sales transactions on Saturday that were under $100 each was _____________.

Accepted Answer

A)  100
B)  10
C)  80
D)  20
E)  15

Question 6

According to the following graphic,"Bent Pins" account for ____% of PCB Failures.

Accepted Answer

A)  10
B)  20
C)  30
D)  40
E)  50

Question 7

A Pareto chart and a pie chart are both types of qualitative graphs.

Accepted Answer

A) True 
 B)False

Question 8

Suppose a market survey of 200 consumers was conducted to determine the likelihood of each consumer purchasing a new computer next year.The data were collected based on the age of the
Consumer and are shown below:
 Using the table above,which of the following statements is true?

Accepted Answer

A)  Younger consumers are more likely to purchase a computer next year.
B)  Older consumers are more likely to purchase a computer next year.
C)  There does not appear to be a relationship between age and purchasing a computer.
D)  Individuals between 25 and 34 are most likely to purchase a new computer next year.
E)  None of the above statements are true.

Question 9

The United Nations Development Programme website provides comparative data by country on key metrics.Two such metrics are life expectancy and expenditures on health as a percent of
GDP.The table below show data on life expectancy and health expenditures in the United States.
 Which of the following scatterplots best depicts the relationship between life expectancy and
Expenditures on health as a percent of GDP?

Accepted Answer

A)    
B)    
C)    
D)

Question 10

An instructor has decided to graphically represent the grades on a test.The instructor uses a plus/minus grading system (i.e.she gives grades of A-,B+,etc.).Which of the following would provide the most information for the students?

Accepted Answer

A)  A histogram
B)  bar chart
C)  A cumulative frequency distribution
D)  A frequency distribution
E)  A scatter plot

Question 11

If the individual class frequency is divided by the total frequency,the result is the median frequency.

Accepted Answer

A) True 
 B)False

Question 12

Each day,the office staff at Oasis Quick Shop prepares a frequency distribution and an ogive of sales transactions by dollar value of the transactions.Saturday's cumulative frequency ogive follows.  The percentage of sales transactions on Saturday that were at least $100 each was _____________.

Accepted Answer

A)  100
B)  10
C)  80
D)  20
E)  15

Question 13

According to the following graphic,the most common cause of PCB Failures is a _____________.

Accepted Answer

A)  Cracked Trace
B)  Bent Pin
C)  Missing Part
D)  Solder Bridge
E)  Wrong Part

Question 14

For a company in gardening supplies business,the best graphical way to show the percentage of a total budget that is spent on each of a number of different expense categories is the stem and leaf plot.

Accepted Answer

A) True 
 B)False

Question 15

Dot Plots are mainly used to display a large data set.

Accepted Answer

A) True 
 B)False

Question 16

One advantage of a stem and leaf plot over a frequency distribution is that the values of the original data are retained.

Accepted Answer

A) True 
 B)False

Question 17

One rule that must always be followed in constructing frequency distributions is that the adjacent classes must overlap.

Accepted Answer

A) True 
 B)False

Question 18

A scatter plot is a two-dimensional graph plot of data containing pairs of observations on two numerical variables.

Accepted Answer

A) True 
 B)False

Question 19

A scatter plot shows how the numbers in a data set are scattered around their average.

Accepted Answer

A) True 
 B)False

Question 20

The staff of Mr.Wayne Wertz,VP of Operations at Portland Peoples Bank,prepared a cumulative frequency ogive of waiting time for walk-in customers.  The percentage of walk-in customers waiting between 1 and 6 minutes was ___.

Accepted Answer

A)  22%
B)  11%
C)  37%
D)  10%
E)  67%

Exam 2: Charts and Graphs

The staff of Mr.Wayne Wertz,VP of Operations at Portland Peoples Bank,prepared a frequency histogram of waiting time for drive up ATM customers. Approximately ____ drive up ATM customers waited at least 7 minutes.

The 2010 and 2012 market share data of the three competitors (Alston,Baren,and Clemson) in an oligopolistic industry are presented in the following pie charts.Total sales for this industry were $1.5 billion in 2010 and $1.8 billion in 2012. Baren's sales in 2010 were ___________.

The staff of Ms.Tamara Hill,VP of Technical Analysis at Blue Sky Brokerage,prepared a frequency histogram of market capitalization of the 937 corporations listed on the American Stock Exchange in January 2013. Approximately ________ corporations had capitalizations of $200,000,000 or less.

The staff of Mr.Wayne Wertz,VP of Operations at Portland Peoples Bank,prepared a cumulative frequency ogive of waiting time for walk-in customers. The percentage of walk-in customers waiting more than 6 minutes was ______.

Each day,the office staff at Oasis Quick Shop prepares a frequency distribution and an ogive of sales transactions by dollar value of the transactions.Saturday's cumulative frequency ogive follows. The percentage of sales transactions on Saturday that were under $100 each was _____________.

According to the following graphic,"Bent Pins" account for ____% of PCB Failures.

A Pareto chart and a pie chart are both types of qualitative graphs.

Suppose a market survey of 200 consumers was conducted to determine the likelihood of each consumer purchasing a new computer next year.The data were collected based on the age of the Consumer and are shown below: Using the table above,which of the following statements is true?

An instructor has decided to graphically represent the grades on a test.The instructor uses a plus/minus grading system (i.e.she gives grades of A-,B+,etc.) .Which of the following would provide the most information for the students?

If the individual class frequency is divided by the total frequency,the result is the median frequency.

Each day,the office staff at Oasis Quick Shop prepares a frequency distribution and an ogive of sales transactions by dollar value of the transactions.Saturday's cumulative frequency ogive follows. The percentage of sales transactions on Saturday that were at least $100 each was _____________.

According to the following graphic,the most common cause of PCB Failures is a _____________.

For a company in gardening supplies business,the best graphical way to show the percentage of a total budget that is spent on each of a number of different expense categories is the stem and leaf plot.

Dot Plots are mainly used to display a large data set.

One advantage of a stem and leaf plot over a frequency distribution is that the values of the original data are retained.

One rule that must always be followed in constructing frequency distributions is that the adjacent classes must overlap.

A scatter plot is a two-dimensional graph plot of data containing pairs of observations on two numerical variables.

A scatter plot shows how the numbers in a data set are scattered around their average.

The staff of Mr.Wayne Wertz,VP of Operations at Portland Peoples Bank,prepared a cumulative frequency ogive of waiting time for walk-in customers. The percentage of walk-in customers waiting between 1 and 6 minutes was ___.