Question 1

The Pareto chart is used to display the "vital few" causes of problems.

Accepted Answer

A) True 
 B)False

Question 2

Histograms generally do not reveal the:

Accepted Answer

A)  exact data range. 
B)  modal classes (bins). 
C)  degree of skewness. 
D)  relative frequencies. 
A)  exact data range. 
B)  modal classes (bins). 
C)  degree of skewness. 
D)  relative frequencies.

Question 3

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Accepted Answer

Colorful and amusing,but no cl

Question 4

Craig operates a part-time snow-plowing business using a 2002 GMC 2500 HD extended cab short box truck.Describe Craig's gasoline mileage based on this histogram of 195 tanks of gas.

Accepted Answer

Strong clustering ne

Question 5

The graph below illustrates which deceptive technique?

Accepted Answer

A)  Poor Y axis scale 
B)  Area trick 
C)  Unclear grid lines 
D)  Dramatic title 
A)  Poor Y axis scale 
B)  Area trick 
C)  Unclear grid lines 
D)  Dramatic title

Question 6

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Accepted Answer

As pie charts go,not too bad,l

Question 7

Which data would be suitable for a pie chart?

Accepted Answer

A)  Whirlpool Corporation's sales revenue for the last five years 
B)  Oxnard University student category (undergraduate,masters,doctoral) 
C)  Average SAT scores for entering freshmen at 10 major U.S.universities 
D)  U.S.toy imports from China over the past decade 
A)  Whirlpool Corporation's sales revenue for the last five years 
B)  Oxnard University student category (undergraduate,masters,doctoral) 
C)  Average SAT scores for entering freshmen at 10 major U.S.universities 
D)  U.S.toy imports from China over the past decade

Question 8

Bob found an error in the following frequency distribution.What is it?

Accepted Answer

A)  The class limits are overlapping too much. 
B)  The classes are not collectively exhaustive. 
C)  There are too many classes by Sturges' Rule. 
D)  The first class must start at 0. 
A)  The class limits are overlapping too much. 
B)  The classes are not collectively exhaustive. 
C)  There are too many classes by Sturges' Rule. 
D)  The first class must start at 0.

Question 9

Briefly comment on strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Accepted Answer

Attractive,but area trick is d

Question 10

Which is not considered a deceptive graphical technique?

Accepted Answer

A)  Nonzero origin 
B)  Elastic graph proportions 
C)  Dramatic title 
D)  Axis demarcations 
A)  Nonzero origin 
B)  Elastic graph proportions 
C)  Dramatic title 
D)  Axis demarcations

Question 11

A frequency distribution is a tabulation of n data values into classes called bins.

Accepted Answer

A) True 
 B)False

Question 12

Which of the following is true?

Accepted Answer

A)  Line charts are not used for cross-sectional data. 
B)  Line charts are useful for visualizing categorical data. 
C)  Pyramid charts are generally preferred to bar charts. 
D)  Pie charts can generally be used instead of bar charts. 
A)  Line charts are not used for cross-sectional data. 
B)  Line charts are useful for visualizing categorical data. 
C)  Pyramid charts are generally preferred to bar charts. 
D)  Pie charts can generally be used instead of bar charts.

Question 13

Compared to a dot plot,we lose some detail when we present data in a frequency distribution.

Accepted Answer

A) True 
 B)False

Question 14

A line chart would not be suitable to display which data?

Accepted Answer

A)  U.S.oil imports from OPEC nations for the last 20 years 
B)  Annual compensation of the top 50 CEOs 
C)  Exxon-Mobil's quarterly sales data for the last five years 
D)  Daily stock market closing prices of Microsoft for the past month 
A)  U.S.oil imports from OPEC nations for the last 20 years 
B)  Annual compensation of the top 50 CEOs 
C)  Exxon-Mobil's quarterly sales data for the last five years 
D)  Daily stock market closing prices of Microsoft for the past month

Question 15

Which of these deficiencies would be considered a major graphical deception?

Accepted Answer

A)  Vague or unclear source 
B)  Using more than one color or font 
C)  Bar widths proportional to bar height 
D)  Using a dramatic graph title 
A)  Vague or unclear source 
B)  Using more than one color or font 
C)  Bar widths proportional to bar height 
D)  Using a dramatic graph title

Question 16

Which criterion is least likely to be used in choosing bins (classes)in a frequency distribution?

Accepted Answer

A)  Following Sturges' Rule 
B)  Selecting "nice" class (bin)limits 
C)  Using aesthetic judgment 
D)  Always starting at zero 
A)  Following Sturges' Rule 
B)  Selecting "nice" class (bin)limits 
C)  Using aesthetic judgment 
D)  Always starting at zero

Question 17

Except for the Y-axis scaling,a histogram will look the same if we use relative frequencies instead of raw frequencies (with the same bin limits).

Accepted Answer

A) True 
 B)False

Question 18

Which data would be suitable for a pie chart?

Accepted Answer

A)  Average starting salary of MBA graduates from six ivy-league universities 
B)  APR interest rates charged by the top five U.S.credit cards 
C)  Last semester's average GPA for students in seven majors in a business school 
D)  The number of U.S.primary care clinics by type (urban,suburban,rural) 
A)  Average starting salary of MBA graduates from six ivy-league universities 
B)  APR interest rates charged by the top five U.S.credit cards 
C)  Last semester's average GPA for students in seven majors in a business school 
D)  The number of U.S.primary care clinics by type (urban,suburban,rural)

Question 19

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Accepted Answer

Funny pictures,attention-getti

Question 20

Sturges' Rule is merely a suggestion,not an ironclad requirement.

Accepted Answer

A) True 
 B)False

The Pareto chart is used to display the "vital few" causes of problems.

Histograms generally do not reveal the:

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Craig operates a part-time snow-plowing business using a 2002 GMC 2500 HD extended cab short box truck.Describe Craig's gasoline mileage based on this histogram of 195 tanks of gas.

The graph below illustrates which deceptive technique?

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Which data would be suitable for a pie chart?

Bob found an error in the following frequency distribution.What is it?

Briefly comment on strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Which is not considered a deceptive graphical technique?

A frequency distribution is a tabulation of n data values into classes called bins.

Which of the following is true?

Compared to a dot plot,we lose some detail when we present data in a frequency distribution.

A line chart would not be suitable to display which data?

Which of these deficiencies would be considered a major graphical deception?

Which criterion is least likely to be used in choosing bins (classes)in a frequency distribution?

Except for the Y-axis scaling,a histogram will look the same if we use relative frequencies instead of raw frequencies (with the same bin limits).

Which data would be suitable for a pie chart?

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Sturges' Rule is merely a suggestion,not an ironclad requirement.

Overview of Statistics

Data Collection

Descriptive Statistics

Probability

Discrete Probability Distributions

Continuous Probability Distributions

Sampling Distributions and Estimation

One-Sample Hypothesis Tests

Two-Sample Hypothesis Tests

Analysis of Variance

Simple Regression

Multiple Regression

Time-Series Analysis

Chi-Square Tests

Nonparametric Tests

Quality Management

Filters

Exam 3: Describing Data Visually

The Pareto chart is used to display the "vital few" causes of problems.

Histograms generally do not reveal the:

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Craig operates a part-time snow-plowing business using a 2002 GMC 2500 HD extended cab short box truck.Describe Craig's gasoline mileage based on this histogram of 195 tanks of gas.

The graph below illustrates which deceptive technique?

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Which data would be suitable for a pie chart?

Bob found an error in the following frequency distribution.What is it?

Briefly comment on strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Which is not considered a deceptive graphical technique?

A frequency distribution is a tabulation of n data values into classes called bins.

Which of the following is true?

Compared to a dot plot,we lose some detail when we present data in a frequency distribution.

A line chart would not be suitable to display which data?

Which of these deficiencies would be considered a major graphical deception?

Which criterion is least likely to be used in choosing bins (classes)in a frequency distribution?

Except for the Y-axis scaling,a histogram will look the same if we use relative frequencies instead of raw frequencies (with the same bin limits).

Which data would be suitable for a pie chart?

Briefly list strengths and weaknesses of this display.Cite specific principles of good graphs,as well as offering your own general interpretation.

Sturges' Rule is merely a suggestion,not an ironclad requirement.

Overview of Statistics

Data Collection

Descriptive Statistics

Probability

Discrete Probability Distributions

Continuous Probability Distributions

Sampling Distributions and Estimation

One-Sample Hypothesis Tests

Two-Sample Hypothesis Tests

Analysis of Variance

Simple Regression

Multiple Regression

Time-Series Analysis

Chi-Square Tests

Nonparametric Tests

Quality Management

Filters