Question 1

Measures that are resistant are _____.

Accepted Answer

A)  inappropriate for statistical analysis 
B)  corrupted with measurement bias 
C)  based on nominal scales 
D)  able to resist influence of extreme values 
E)  sensitive to localized data 
A)  inappropriate for statistical analysis 
B)  corrupted with measurement bias 
C)  based on nominal scales 
D)  able to resist influence of extreme values 
E)  sensitive to localized data D

Question 2

Which of the following best expresses the value of using percentages in data presentation?

Accepted Answer

A)  Allows for relative comparisons 
B)  Allows for mathematical manipulation of the values 
C)  Focuses on the count of cases 
D)  Provides for the calculation of marginals 
E)  All of the above 
A)  Allows for relative comparisons 
B)  Allows for mathematical manipulation of the values 
C)  Focuses on the count of cases 
D)  Provides for the calculation of marginals 
E)  All of the above A

Question 3

Hypothesis testing is conducting using _____ data analysis techniques.

Accepted Answer

A)  Exploratory 
B)  Confirmatory 
C)  Qualitative 
D)  Quantitative 
E)  Forensic 
A)  Exploratory 
B)  Confirmatory 
C)  Qualitative 
D)  Quantitative 
E)  Forensic B

Question 4

Which of the following best explains the meaning of the 80/20 rule?

Accepted Answer

A)  80% of quality defects are caused by 20% of problems 
B)  An 80% improvement in performance can be expected by eliminating 20% of the causes of poor performance 
C)  20% of sales are generated by 80% of customers 
D)  The benefits of performance increases accrue to 20% of people 
E)  All of the above are interpretations of the 80/20 rule 
A)  80% of quality defects are caused by 20% of problems 
B)  An 80% improvement in performance can be expected by eliminating 20% of the causes of poor performance 
C)  20% of sales are generated by 80% of customers 
D)  The benefits of performance increases accrue to 20% of people 
E)  All of the above are interpretations of the 80/20 rule

Question 5

Which type of display represents frequency data as a bar chart,ordered from most to least,overlayed with a line graph denoting the cumulative percentage at each variable level?

Accepted Answer

A)  Stem-and-leaf display 
B)  Histogram 
C)  Pareto diagram 
D)  Pie chart 
E)  Line graph 
A)  Stem-and-leaf display 
B)  Histogram 
C)  Pareto diagram 
D)  Pie chart 
E)  Line graph

Question 6

Tables should have which of the following characteristics?

Accepted Answer

A)  Rounded numbers for easy comparison 
B)  Ordered numbers, largest to smallest 
C)  Percentages to show proportionate relationships 
D)  Conversion of numbers for a common comparison 
E)  All of the above are correct 
A)  Rounded numbers for easy comparison 
B)  Ordered numbers, largest to smallest 
C)  Percentages to show proportionate relationships 
D)  Conversion of numbers for a common comparison 
E)  All of the above are correct

Question 7

Which of the following is an appropriate situation for the use of mapping?

Accepted Answer

A)  Identification of competing businesses to identify location for a new store 
B)  Identification of the geographic location of target segments 
C)  Plotting the geographic rollout of a new product 
D)  Plot responses to promotions according to geographic location 
E)  All of the above 
A)  Identification of competing businesses to identify location for a new store 
B)  Identification of the geographic location of target segments 
C)  Plotting the geographic rollout of a new product 
D)  Plot responses to promotions according to geographic location 
E)  All of the above

Question 8

Explain why percentage decreases can never exceed 100%.

Accepted Answer

If a person attempts to calculate the pe

Question 9

What can a researcher determine through the use of cross-tabulations?

Accepted Answer

Cross-tabulation is a technique for comp

Question 10

All of the following are contained in a frequency table except _____.

Accepted Answer

A)  lowest value 
B)  percent 
C)  count 
D)  cumulative percent 
E)  quartile indicators 
A)  lowest value 
B)  percent 
C)  count 
D)  cumulative percent 
E)  quartile indicators

Question 11

The _____ is used to test the statistical significance of the observed association in cross-tabulation.

Accepted Answer

A)  contingency coefficient 
B)  Cramer's V 
C)  phi coefficient 
D)  chi-square coefficient 
E)  Z score 
A)  contingency coefficient 
B)  Cramer's V 
C)  phi coefficient 
D)  chi-square coefficient 
E)  Z score

Question 12

In a stem-and-leaf display,each piece of information on the stem is called a _____.

Accepted Answer

A)  leaf 
B)  stem 
C)  trunk 
D)  flower 
E)  root 
A)  leaf 
B)  stem 
C)  trunk 
D)  flower 
E)  root

Question 13

Which of the following statistics is nonresistant?

Accepted Answer

A)  Median 
B)  Mode 
C)  Range 
D)  Quartiles 
E)  Standard deviation 
A)  Median 
B)  Mode 
C)  Range 
D)  Quartiles 
E)  Standard deviation

Question 14

Cross-tabulations with more than two variables are called _____ tables.

Accepted Answer

A)  multivariate 
B)  n-way 
C)  kth 
D)  CHAID 
E)  nested 
A)  multivariate 
B)  n-way 
C)  kth 
D)  CHAID 
E)  nested

Question 15

Considering the various choices for displaying data,which one will include values for which no observations occurred?

Accepted Answer

A)  Pie chart 
B)  Bar chart 
C)  Heretical triangle 
D)  Stem-and-leaf display 
E)  Boxplot 
A)  Pie chart 
B)  Bar chart 
C)  Heretical triangle 
D)  Stem-and-leaf display 
E)  Boxplot

Question 16

Which type of graphical depiction of frequency values uses a circle shape divided into triangles such that each triangle represents the frequency value it represents?

Accepted Answer

A)  Histogram 
B)  Pie chart 
C)  Line graph 
D)  Pareto diagram 
E)  Stem-and-leaf display 
A)  Histogram 
B)  Pie chart 
C)  Line graph 
D)  Pareto diagram 
E)  Stem-and-leaf display

Question 17

What advantages do stem-and-leaf displays provide over histograms?

Accepted Answer

There are several advantages to using st

Question 18

What oversight has occurred in the following example? The price is reduced by 400% because it was $1 and is now just 25 cents.

Accepted Answer

A)  use of too large percentages 
B)  percentage decreases can not exceed 100% 
C)  use of too small a base 
D)  averaging percentages 
E)  percentages cannot exceed 100% 
A)  use of too large percentages 
B)  percentage decreases can not exceed 100% 
C)  use of too small a base 
D)  averaging percentages 
E)  percentages cannot exceed 100%

Question 19

Which of the following statistics is resistant?

Accepted Answer

A)  Mean 
B)  Standard deviation 
C)  Variance 
D)  Median 
E)  All of the above 
A)  Mean 
B)  Standard deviation 
C)  Variance 
D)  Median 
E)  All of the above

Question 20

Z scores

Accepted Answer

A)  Convey distance in units of a ratio of the mean. 
B)  Convey distance in covariation units. 
C)  Are useful to make comparisons among variables from different scales. 
D)  All the above. 
A)  Convey distance in units of a ratio of the mean. 
B)  Convey distance in covariation units. 
C)  Are useful to make comparisons among variables from different scales. 
D)  All the above.

Exam 16: Exploring, Displaying, and Examining Data

Measures that are resistant are _____.

Which of the following best expresses the value of using percentages in data presentation?

Hypothesis testing is conducting using _____ data analysis techniques.

Which of the following best explains the meaning of the 80/20 rule?

Which type of display represents frequency data as a bar chart,ordered from most to least,overlayed with a line graph denoting the cumulative percentage at each variable level?

Tables should have which of the following characteristics?

Which of the following is an appropriate situation for the use of mapping?

Explain why percentage decreases can never exceed 100%.

What can a researcher determine through the use of cross-tabulations?

All of the following are contained in a frequency table except _____.

The _____ is used to test the statistical significance of the observed association in cross-tabulation.

In a stem-and-leaf display,each piece of information on the stem is called a _____.

Which of the following statistics is nonresistant?

Cross-tabulations with more than two variables are called _____ tables.

Considering the various choices for displaying data,which one will include values for which no observations occurred?

Which type of graphical depiction of frequency values uses a circle shape divided into triangles such that each triangle represents the frequency value it represents?

What advantages do stem-and-leaf displays provide over histograms?

What oversight has occurred in the following example? The price is reduced by 400% because it was $1 and is now just 25 cents.

Which of the following statistics is resistant?

Z scores

Research in Business

Ethics in Business Research

Thinking Like a Researcher

The Research Process: an Overview

Clarifying the Research Question Through Secondary Data and Exploration

Research Design: An Overview

Qualitative Research

Observation Studies

Experiments

Surveys

Measurement

Measurement Scales

Questionnaires and Instruments

Sampling

Data Preparation and Description

Hypothesis Testing

Measures of Association

Multivariate Analysis: An Overview

Presenting Insights and Findings: Written Reports

Presenting Insights and Findings: Oral Presentations

Filters