WGU STATISTICS STUDY GUIDE 2026 VERIFIED Q&A MASTER SOLUTION PACK

WGU STATISTICS STUDY GUIDE 2026
VERIFIED Q&A MASTER SOLUTION PACK

◉ algebraic expression.
Answer: String of terms connected by division, addition, and
subtraction.


◉ variance.
Answer: A measure of spread within a distribution (the square of the
standard deviation).


◉ Qualitative.
Answer: categorical; in groups; names or labels; pie charts or bar
charts.


◉ Quantitative.
Answer: number; counted, measured


◉ bar charts.
Answer: categorical; counts, frequency of category.


◉ graphic; quantitative data.

,Answer: dot plots, stem plots, box plots, histograms


◉ dot plot.
Answer: quantitative; distribution; clusters, gaps, outliers; small
sets.


◉ stem plot.
Answer: quantitative; distribution; shape


◉ box plot.
Answer: quantitative; distribution; center; spread; outliers in a given
data set.


◉ histogram.
Answer: quantitative; frequency; count; shape and spread, intervals.


◉ distribution of quantitative data.
Answer: Shape, spread, max, min, outlier


◉ graphic; quantitative.
Answer: symmetry, skew, U-shaped; uniform; bi-modal;
approximately normal.

, ◉ pie chart.
Answer: categorical; different parts of a whole.


◉ In a dot plot, depending on the data collected, every data value or
groups of data values can be represented by a dot..
Answer: False


◉ The first step in building a dot plot is to draw a horizontal scale..
Answer: False; first arrange data in increasing order.


◉ histogram; quantitative.
Answer: frequencies; relative frequency


◉ bar chart; categorical.
Answer: frequency, counts, or relative frequencies.


◉ symmetric does not mean normal.
Answer: bell curve


◉ asymmetry.
Answer: skewness