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WGU C955 - Module 5: Descriptive Statistics for Two Variables Quiz with complete solutions | latest 2025/2026 $11.49
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WGU C955 - Module 5: Descriptive Statistics for Two Variables Quiz with complete solutions | latest 2025/2026

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  • WGU C955
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  • WGU C955

A two-way table will help analyze patterns in the data when analyzing two quantitative variables. True or False? a) True b) False False Side-by-side box plots are useful for which type of data? a) Both explanatory and response variables are categorical. b) Explanatory variable is categ...

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  • January 1, 2025
  • 31
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • WGU C955
  • WGU C955
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WGU C955 - Module 5: Descriptive Statistics
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for Two Variables Quiz with complete
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solutions. i.-




A two-way table will help analyze patterns in the data when analyzing
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two quantitative variables. True or False?
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a) True
i.-




b) False
i.- i.-i.- i.- False


Side-by-side box plots are useful for which type of data?
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a) Both explanatory and response variables are categorical.
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b) Explanatory variable is categorical and response variable is
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quantitative.
c) Both explanatory and response variables are quantitative.
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d) Explanatory variable is quantitative and response variable is
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categorical. Explanatory variable is categorical and response
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variable is quantitative. i.- i.-




The presence of outliers can cause measures of correlation to be
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skewed.

,a) True i.-




b) False i.- i.-i.- i.- True


A scatterplot is a type of graph that is represented on what type of
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plane?


a Topological plane
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b Coordinate plane
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c Projective plane
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d Hyperplane
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A side-by-side box plot is an effective method of displaying what types
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of variables?
i.-




a Two categorical variables
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b Two quantitative variables
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c Two explanatory variables
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d One categorical and one quantitative variable
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and one quantitative variable
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What percentage of commuters with commutes greater than 30
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minutes expressed being burned out?
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a 66.39%
i.- i.-

,b 77.43%
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c 81.62%
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d 70.74%
i.- i.-i.- i.- 77.43%


Describe the relationship of the two variables on the scatterplot.
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{{ Scatterplot displaying data points with advertising dollars on the x-
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axis and units sold on the y-axis. The data points are tightly clustered in
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a pattern that slopes upward from right to left in a non-linear fashion. }}
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a Weak negative
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b Strong negative
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c Weak/No relationship
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d Non-linear/Curved relationship
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What percentage of connections using Service Provider A were
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suspicious?


Web Hosting Service
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Service Provider A Service Provider B Total
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Web Server Safe Connections 87 14 101
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Suspicious Connections 37 89 126 i.- i.- i.- i.- i.-




Total 124 103 227
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, a 13.6%
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b 29.8%
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c 70.2%
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d 86.4%
i.- i.-i.- i.- 29.8%


Out of the total number of connections, what percentage of safe
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connections were reported by Service Provider A? i.- i.- i.- i.- i.- i.-




Web Hosting Service i.- i.-




Service Provider A Service Provider B Total
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Web Server Safe Connections 87 14 101
i.- i.- i.- i.- i.- i.- i.-




Suspicious Connections 37 89 126 i.- i.- i.- i.- i.-




Total 124 103 227 i.- i.- i.- i.-




a 6.2%
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b 16.3%
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c 38.3%
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d 39.2%
i.- i.-i.- i.- 38.3%


In the side-by-side box plot below, gender represents what type of
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variable? i.-

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