SuperTeacherTools

Measure of Central Tendency Review Answer Key

Play This Game


Mean
#1 Is the mean the middle number of a set of data? No
#2 What is the mean of these numbers: 4, 4, 3, 8, 11 6
#3 What is the mean of these numbers: $1.90, $1.50, $2.00, $2.60 $8.00
#4 What is the mean of these numbers: 2.7 + 8.3 + 5 + 5.1 + 3.9 5
#5 What is the mean of these numbers: 66 + 57 + 71 + 54 + 69 + 58 62.5
Median
#1 Is the median the middle number of the set of data? Yes
#2 What is the median of: 7, 9, 12, 13, 16 12
#3 What is the median of: 87, 88, 88, 90, 92, 93, 95, 96, 98 92
#4 What is the median of: 2.7, 3.5, 4.5, 8.3 4
#5 18, 24, 20, 35, 19, 22, 26, 23, 19, 20 21
Mode
#1 Is the mode the number that appears the most in a set of data? Yes
#2 Find the mode of the data set: 3, 7, 9, 13, 18, 18, 24 18
#3 Find the mode of the data set: 6, 8, 9, 9, 9, 10, 11 14, 15, 18 9
#4 Find the mode of the data set: 15, 18, 18, 18, 20, 22, 24, 24, 24, 26, 26 18 AND 24
#5 Find the mode of the data set: 2.7, 8.3, 3.5, 5.1, 4.9 No mode!
Range
#1 Is the range the smallest number in the set of data? No
#2 What is the range in the set of data: 73, 77, 84, 87, 89, 91, 94 21
#3 What is the range in the set of data: $1.60, $1.75, $1.79, $1.84, $1.96, $2.10 $0.50
#4 What is the range in the set of data: 7.3, 8.4, 8.0, 7.5, 9.4, 8.7, 9.1 2.1
#5 What is the range in the set of data: 2.8, 8.3, 3.5, 5.1, 4.9 5.5
Mixture!
#1 What is the difference between the greates and the least number in a data set known as? Range
#2 What is a value that is much higher or lower than the other values of a data set called? Outlier
#3 What measure of central tendency is also known as the average? Mean
#4 True or false: There can be more than one mode with a set of data? True!
#5 What measure of central tendency does the outlier affect? Mean
Final Question
A number that helps to describe all the data in a data set is known as? A Measure of Central Tendency