Mean Median Mode and Histograms

This data looks

• symmetrical

• slightly skewed negative (right)

• slightly skewed positive (left)

What does "mean" mean?

• average

• middle

• repeats the most

• variation

You can determine a histogram from a bar graph as

• histograms have spaced between the columns, bar graphs do not

• histograms do not have any spaced between the columns, bar graph do

What if you have two numbers for the median?

• use both for median

• add the two numbers, then divide them by 2 to find the true median

This data is

• symmetrical

• skewed right

• skewed left

At Donald's Donuts the number of donut holes in a bag can vary. Help Donald find the mode.

12,10,10,10,13,12,11,13,10

• 10

• 11

• 12

• 13

The height of three basketball players is 210 cm, 220 cm and 191 cm.

What is their average (MEAN) height?

• 210

• 207

• 220

• 200

Roger bowled 7 games last weekend. His scores are: 155, 165, 138, 172, 127, 193, 142. What is the MEDIAN of Roger's scores?

• 172

• 127

• 193

• 155

For the data set below, which of the following measures is the greatest?

(20, 25, 30, 31, 32, 45, 45, 80)

Mean = _________, Median = _________ Mode = __________

• Mean

• Median

• Mode

• None of the above

What is the median of the data set?

• 6

• 7

• 5.5

• 9