Best Measure of Center Dot Plot

Which of the following are measures of center? Select all that apply.

• range

• mean

• median

• mode

What is the mode of the dot plot?

• 9

• 1

• 5

• 0, 1, and 2

If there is an outlier, choose the ______ for the best measure of center.

• median

• mean

• mode

Which measure of central tendency best represents this set of data:
13, 13, 11, 13, 13, 12, 13

• Mean

• Median

• Mode

• Range

Which statement correctly compares the measures of center in the two sets of data?

• Both the mean and median are greater for Plot A than for Plot B.

• Both the mean and median are greater for Plot B than for Plot A.

• Plot A has a greater median than Plot B, but Plot B has a greater mean.

• Plot B has a greater median than Plot A, but Plot A has a greater mean.

The double dot plots show the average wait times in minutes for two popular rides at an amusement park. Compare the measures of center and variation, which ride typically has a longer wait time?

• No inference can be made from the graph.

• Topsy Turvy

• The wait times are the same for both rides.

• Rocket Blast

Which measure of central tendency best represents this set of data:
3, 18, 2, 0, 1, 0, 2, 1

• Mean

• Median

• Mode

• Range

Which measure of central tendency best represents this set of data:
3, 4, 5, 4, 5

• Mean

• Median

• Mode

• Range

• 
• 
• 
• 

Based on the shape of the data distribution, what statement is true about the measure of the center?

• The mean and median are equivalent

• The mean is greater than the median

• The mean is less than the median

• None of these