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Heady Eation
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Ready Expressions Review
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Ready Expressions Review
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Khan Academy: Mean, Median, Mode
8) Brandon works at a small petting zoo with 8 animals. He was looking at some data showing the masse
animals. Each animal had a different mass between 2 and 160 kg. The zoo then buys a horse that weighs
as their 9th animal.
How does buying the horse affect the mean and median?
A)
Both the mean and median will increase, but the median will increase by more than the mean
B) Both the mean and median will increase, but the mean will increase by more than the median
C) Both the mean and median will decrease, but the median will decrease by more than the mean.
D) Both the mean and median will decrease, but the mean will decrease by more than the median.