2. 3.3 Mean, Median, Mode October 05, 2011
(average)
add all values divide by (middle) (most frequent)
the number of items arrange values in numerical find the value that occurs
order, find the middle term most frequently
Find the mean. Find the median Find the mode.
1, 3, 4, 6, 4, 3, 7, 5, 3 1, 3, 4, 6, 4, 3, 7, 5, 3 1, 3, 4, 6, 4, 3, 7, 5, 3
1, 3, 4, 6, 4, 3, 7, 5, 3, 8
1, 3, 4, 6, 4, 3, 7, 4, 3
Mean Median Mode
HW worksheet 2
3. 3.3 Mean, Median, Mode October 05, 2011
Range -the difference between the largest and smallest
values
Ten chickens laid the following number of eggs.
4 2 4 2 0 3 5 4 2 4
1. mean 2. median
3. mode 4. range
HW worksheet 3
4. 3.3 Mean, Median, Mode October 05, 2011
Find the mean, median, mode, and range of the set of data.
1, 4, 5, 7, 1, 4, 2, 6, 7, 1, 8, 9, 1, 3, 7
HW worksheet 4
5. 3.3 Mean, Median, Mode October 05, 2011
A furniture store has dining room sets at the following prices:
$499, $685, $549, $669, $450, $819, $450, $599
Find the mean, median, mode, and range of the data.
The store used the mode to advertise the average cost
of dining room sets. Is this misleading? Explain.
HW worksheet 5
6. 3.3 Mean, Median, Mode October 05, 2011
Ms. Goodpaster gave a test in English and had the
following results.
45, 76, 80, 52, 82, 56, 84, 50, 78, 90, 89, 95, 84, 100, 67, 84
Find the mean, median, mode, and range.
In your opinion, does the mean, median, or mode represent the data the best?
HW worksheet 6
7. 3.3 Mean, Median, Mode October 05, 2011
Outliers - value that is much greater or less then the other
values
Find the outlier.
23, 26, 24, 23, 85, 18, 20, 19, 22, 20, 25
HW worksheet 7
