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Multiple Choice Quiz
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1

Which type of graph arrays category codes from lowest value to highest value with columns for count, percent, valid percent, and cumulative percent?
A)boxplot
B)histogram
C)stem-and-leaf diagram
D)Pareto diagram
E)frequency table
2

In a frequency table with five values represented, for which value will the percent and cumulative percent be the same?
A)value one
B)value two
C)value three
D)value four
E)value five
3

Considering the various choices for displaying data, which one will include values for which no observations occurred?
A)pie chart
B)bar chart
C)heretical triangle
D)stem-and-leaf display
E)boxplot
4

What is indicated by the vertical axis on a histogram?
A)number of observations in each interval
B)midpoint for each interval
C)variable of interest
D)cumulative percent
E)valid percent
5

What is each piece of information on the stem of a stem-and-leaf display called?
A)leaf
B)stem
C)trunk
D)flower
E)root
6

All of the following are sources of data that can be used in a Pareto diagram except _____.
A)multiple-choice-single-response scales
B)multiple-choice-multiple-response scales
C)frequency counts of words
D)dichotomous scales
E)none of the above are sources of data used in Pareto diagrams
7

Which of the following is true of resistant measures?
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
8

Which type of visual display is particularly useful for identifying outliers?
A)frequency table
B)box plot
C)histogram
D)pie chart
E)line graph
9

What statistical technique describes two or more variables simultaneously and results in tables that reflect the joint distribution of two or more variables that have a limited number of categories or distinct values?
A)t test
B)ANOVA
C)factor analysis
D)cross-tabulation
E)regression
10

Cross-tabulations are called contingency tables _____.
A)anytime
B)when used for statistical testing
C)when used for display purposes
D)when presented with percentages rather than raw counts
E)when used to present data





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