Question 1

Which is not considered a deceptive graphical technique?

Accepted Answer

A)  Undefined units 
B)  2D graphs 
C)  Authority figures 
D)  Distracting pictures 
A)  Undefined units 
B)  2D graphs 
C)  Authority figures 
D)  Distracting pictures

Question 2

Which is not a reason why pie charts are popular in business?

Accepted Answer

A)  They can convey a general idea of the data to a nontechnical audience. 
B)  They can display major changes in parts of a whole (e.g. ,market share). 
C)  They are more precise than line charts,despite their low visual impact. 
D)  They can be labeled with data values to facilitate interpretation. 
A)  They can convey a general idea of the data to a nontechnical audience. 
B)  They can display major changes in parts of a whole (e.g. ,market share). 
C)  They are more precise than line charts,despite their low visual impact. 
D)  They can be labeled with data values to facilitate interpretation.

Question 3

When using a dot plot with a small sample,which is least apparent?

Accepted Answer

A)  Dispersion of data values within the array 
B)  The overall shape of the distribution 
C)  Central tendency of data in the data set 
D)  Location of data values within the array 
A)  Dispersion of data values within the array 
B)  The overall shape of the distribution 
C)  Central tendency of data in the data set 
D)  Location of data values within the array

Question 4

A population is of size 5,500 observations.When the data are represented in a relative frequency distribution,the relative frequency of a given interval is 0.15.The frequency in this interval is equal to:

Accepted Answer

A)  4,675. 
B)  800. 
C)  675. 
D)  825.15 percent of 5,500 is 825. 
A)  4,675. 
B)  800. 
C)  675. 
D)  825.15 percent of 5,500 is 825.

Question 5

Excel's 3D pie charts are usually clearer than 2D pie charts.

Accepted Answer

A) True 
 B)False

Question 6

The distribution pictured below is:

Accepted Answer

A)  bimodal and skewed right. 
B)  bimodal and skewed left. 
C)  skewed right. 
D)  skewed left. 
A)  bimodal and skewed right. 
B)  bimodal and skewed left. 
C)  skewed right. 
D)  skewed left.

Question 7

The ______________ can be used to differentiate the "vital few" causes of quality problems from the "trivial many" causes of quality problems.

Accepted Answer

A)  histogram 
B)  scatter plot 
C)  Pareto chart 
D)  box plot 
A)  histogram 
B)  scatter plot 
C)  Pareto chart 
D)  box plot

Question 8

A histogram can be defined as:

Accepted Answer

A)  a chart whose bar widths show the cumulative frequencies of data values. 
B)  a chart whose bar widths indicate class intervals and whose areas indicate frequencies. 
C)  a chart whose bar widths show class intervals and whose heights indicate frequencies. 
D)  a chart whose bar heights represent the value of each data point. 
A)  a chart whose bar widths show the cumulative frequencies of data values. 
B)  a chart whose bar widths indicate class intervals and whose areas indicate frequencies. 
C)  a chart whose bar widths show class intervals and whose heights indicate frequencies. 
D)  a chart whose bar heights represent the value of each data point.

Which is not considered a deceptive graphical technique?

Which is not a reason why pie charts are popular in business?

When using a dot plot with a small sample,which is least apparent?

A population is of size 5,500 observations.When the data are represented in a relative frequency distribution,the relative frequency of a given interval is 0.15.The frequency in this interval is equal to:

Excel's 3D pie charts are usually clearer than 2D pie charts.

The distribution pictured below is:

The ______________ can be used to differentiate the "vital few" causes of quality problems from the "trivial many" causes of quality problems.

A histogram can be defined as:

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

Which is not considered a deceptive graphical technique?

Which is not a reason why pie charts are popular in business?

When using a dot plot with a small sample,which is least apparent?

A population is of size 5,500 observations.When the data are represented in a relative frequency distribution,the relative frequency of a given interval is 0.15.The frequency in this interval is equal to:

Excel's 3D pie charts are usually clearer than 2D pie charts.

The distribution pictured below is:

The ______________ can be used to differentiate the "vital few" causes of quality problems from the "trivial many" causes of quality problems.

A histogram can be defined as:

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