Data Final Exam Review

Find the median, mode and range: 
3, 5, 7, 9, 11, 8, 3

• median:7  mode:3  range:7
• median:6  mode:3  range:7
• median:7  mode:3  range:8

The number of miles that Kyle biked each week for a 7-week period is shown:

36, 42, 28, 52, 48, 36, 31

What is the median number of miles Kyle biked?

• 24

• 36

• 39

• 52

When the median is more than the mean this results in a positive skew

• false

• true

When the median is more than the mean this results in a negative (left) skew

• true

• false

Shape?

• Skewed right
• Skewed left
• Symmetric
• Unimodal

What is the shape of this bar graph?

• Skew right

• Skew left

• Symmetrical

• uniform

What is the interquartile range?

• 4
• 6
• 2
• 8

Describe the shape of Daniel's data

• skewed left

• skewed right

• symmetrical

What is the box plot?

• skewed left

• skewed right

• symmetrical

The following scatter plot shows Pam's training as she prepares to run a 6 mile race at the end of the month.  Which of the following would be a reasonable approximation for the length of time it would take for her to run 6 miles? 

• A. 50 min
• B. 80 min
• C. 45 min
• D. 60 min