LT 5A Jeopardy Review

Mean

100

1. Add up all of your data 2. Divide your answer by the number of numbers in your set of data

What are your steps to find the mean of a set of data?

200

Find the mean. 5,3,6,1,9

4.8

300

Find the mean. 36,42,56,58

48

400

Find the mean. 79,84,68,93

81

500

Find the mean. 52,41,63,95,51,74,75,53

63

Median

100

The middle number

What is median?

200

Find the median. 3,8,2,4,9,5,6,9,7

6

300

Find the median. 12,11,9,14,18,16,9

12

400

Find the median. 12,11,32,11,12,15,51

12

500

52,41,63,95,51,74,75,53

58

Mode and Range

100

Difference between the highest and lowest number in your set of data.

What is Range?

200

What is the mode?

The number in the data set that appears most frequently.

300

Find the mode and range. 44,54,24,36,68

No mode, range = 44

400

Find the mode and range. 45,33,99,4,45,52,33,15,45

Mode=45, Range =95

500

Find the mode and range. 14,74,85,96,74,78,12,45,78

Mode = 74 and 78, Range = 84

MAD

100

1. Find the mean 2. Find how far away each # from set is from the mean 3.Find the mean of the #s from step 2

What are the steps in finding the mean absolute deviation?

200

Find the MAD. (round to the nearest tenth) 5,8,9,8,2,5,8

2.1

300

Find the MAD. (round to the nearest tenth) 13,18,16,18,22,11

3

400

Find the MAD. (round to the nearest tenth 25,15,33,44,22,25

7.4

500

Find the MAD. (round to the nearest tenth) 103,91,74,86,96

8

IQR

100

What are the steps to finding the interquartile range? (Be specific)

1. Organize data from least to greatest 2. Find the median 3. Find the median of the lower half of data (1st quartile) 4. Find the median of the upper half of data (3rd quartile) 5. Find the interquartile range (3rd-1st)

200

How do you find outliers? Write the formula.

Q1 - (IQR x 1.5)

Q3 + (IQR x 1.5)

300

Find the IQR. 86,24,65,65,24,24

41

400

Find the IQR. 5,56,34,44,52,12,34,45

25.5

500

Find the IQR. 15,17,15,17,21,17,15,23,20,18

5