Fundamentals of Statistics: Midterm Exam

How many scores are listed in this Stem and Leaf Plot?

• 3
• 6
• 9
• 18

What is the highest quiz grade in the stem and leaf plot?

• 9
• 26
• 92
• 96

Which charts and/or graphs are BEST for comparing categorical data?

Select all that apply.

• Pie charts

• Stem plots

• Dot plots

• Histograms

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

• 4

• 6

• 13

• 39

Select the type of graph pictured here, and which type of data it represents.

• Graph: stem plot; Data: categorical

• Graph: stem plot; Data: quantitative

• Graph: dot plot; Data: categorical

• Graph: dot plot; Data: quantitative

• Graph: histogram; Data: categorical

How many interviewed like skateboards but DO NOT like snowmobiles?

• 80

• 25

• 45

• 10

What percent of students have a height between 58 inches and 60 inches?

• 25%

• 50%

• 75%

• 100%

How many people watched more than 6 hours of TV?

• 10
• 5
• 20
• 17

Which interval contained the fewest scores?

• 0-9

• 50-59

• both 0-9 and 50-59

• 10-19

What do you do if there are two numbers in "the middle" when you are finding the median?

• Pick your favorite number

• They are both the median

• Find the mean of the two numbers

• None of the above