Answer Key to Math Practice Worksheet for Mixed Sign Mean Median Range 2

Mixed Sign Mean Median Range 2
Version 3		Name:________________________

Use the list of numbers to find the mean, median and range

-6 • -18 • -8 • -19 • -4

-19 + -18 +  -8  + -6 + -4 = -55
Count=5


What is the median? -8
What is the mean? -55 ÷ 5 = -11
What is the range? -4 - -19 = 15

-4 • -3 • -17 • -15 • -1

-17 + -15 +  -4  + -3 + -1 = -40
Count=5


What is the median? -4
What is the mean? -40 ÷ 5 = -8
What is the range? -1 - -17 = 16

-4 • -6 • -19 • -9 • -17

-19 + -17 +  -9  + -6 + -4 = -55
Count=5


What is the median? -9
What is the mean? -55 ÷ 5 = -11
What is the range? -4 - -19 = 15

-1 • -16 • -7

-16 +  -7  + -1 = -24
Count=3


What is the median? -7
What is the mean? -24 ÷ 3 = -8
What is the range? -1 - -16 = 15

-4 • -8 • -15

-15 +  -8  + -4 = -27
Count=3


What is the median? -8
What is the mean? -27 ÷ 3 = -9
What is the range? -4 - -15 = 11

-10 • -7 • -4

-10 +  -7  + -4 = -21
Count=3


What is the median? -7
What is the mean? -21 ÷ 3 = -7
What is the range? -4 - -10 = 6

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