Basic Intro to Statistical Graphs

Which charts and/or graphs are BEST for comparing qualitative (categorical) data? (Select all that apply)

• Pie Charts

• Stem and Leaf Plots

• Line Plots (aka "dot plots")

• Histograms

• Two Way Tables

Coach Carter recorded the number of points his players scored during the basketball season. How many players are on his team?

• 1

• 3

• 6

• 13

Assuming the following plot records the grades my students made last semester, how many of my students made a "C" (70-79) in my course?

• 5

• 6

• 7

• 8

Select both the type of graph/plot pictured here, AND which type of data it represents.

• qualitative (categorical)

• quantitative

• line plot (aka "dot plot")

• stem and leaf plot

• histogram

Which statement(s) are correct based on this graph? Select all that apply)

• The most common number of defects per hour is 3.

• The most common number of defects per hour is 16.

• Most of the time there are at least 3 defects per hour.

• When Henry works, there are 12 defects per hour.

A pie chart tells us what portion (percentage) of the data falls into each category.

• True

• False

How many people surveyed like BOTH snowmobiles and skateboards?

How many people were surveyed all together?

• 380

• 125

• 160

• 230

Based on the following Venn Diagram, how many qualities do bananas and lemons have in common?

• 2

• 4

• 6

Based on the following pie chart, what does this household spend the LEAST amount of money on each month?

• Housing

• Gas

• Insurance

• Entertainment