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Effects of shifting, adding, & removing a data point

Brandon works at a small petting zoo with 88 animals. He was looking at some data showing the masses of the animals. Each animal had a different mass between 22 and 160kg160\,\text{kg}. The zoo then buys a horse that weighs 900kg900\,\text{kg} as their 9th9^{\text{th}} animal.
AnimalWeight (in kilograms)
chicken22
duck33
goose55
barn cat77
dog2727
goat3636
lamb4545
pig160160
horse900900
How does buying the horse affect the mean and median?
Choose 1 answer:
Choose 1 answer: