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Multiple Choice Quiz
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1
A(n)______ is a graph of a cumulative distribution.
A)Histogram
B)Scatter plot
C)Ogive plot
D)Pie chart
2
A bar chart is a graphic that is used to depict quantitative data.
A)True
B)False
3
A graph used to depict frequency or relative frequency of qualitative data.
A)Histogram
B)Pie chart
C)Ogive plot
D)Frequency table
4
Stem-and-leaf displays and dot plots are useful for detecting ________.
A)Outliers
B)Skewness
C)The midpoint of data
D)All of the above
5
A _______ can be used to study the relationship between two variables.
A)Cross-tabulation table
B)Frequency table
C)Cumulative frequency distribution
D)Dot plot
6
Which of the items listed below is a graphical technique that places quantitative values from smallest to largest and allows us to see the shape of the data set's distribution?
A)Dot plot
B)Stem-and-leaf display
C)Ogive plot
D)Histogram
E)Pie chart
7
Which of the graphs listed below is most useful for identifying outliers?
A)Ogive plot
B)Histogram
C)Dot plot
D)Scatter plot
E)Stem-and-leaf display
8
When a distribution is plotted as a histogram, the distribution is skewed to the right when the left tail is longer than the right tail.
A)True
B)False
9
When we wish to summarize the proportion (or fraction) of items in a class, we use the frequency distribution for each class.
A)True
B)False
10
A(n) __________ can be used to differentiate the "vital few" causes of quality problems from the "trivial many" causes of quality problems.
A)Histogram
B)Scatter plot
C)Pareto chart
D)Ogive plot
E)Stem-and-leaf display
11
Row or column percentages can be found in a:
A)Frequency table.
B)Relative frequency table.
C)Cross-tabulation table.
D)Cumulative frequency table.
12
Class length is used in constructing a(n)
A)Pie chart.
B)Ogive plot.
C)Histogram.
D)Pareto chart.
13
A simple graphical technique for studying the relationship between two variables is a
A)Stem-and-leaf display.
B)Scatter plot.
C)Dot plot.
D)Histogram.
14
A frequency polygon is a graphical display that can be used to depict a frequency distribution.
A)True
B)False
15
Class midpoints are used in constructing a relative frequency histogram.
A)True
B)False





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