Mathematics, 03.06.2021 22:00, perlamaria01

A bakery sells cakes, cookies, and pastries. They wonder if customers are equally likely to buy each product. They take a sample of 200 recent purchases and record what was purchased (they are willing to treat this as a random sample). Here are the results Product Cakes Cookies Pastries
Observed purchases 65 68 67

They want to perform a x^2 goodness-of-fit test to determine if these results suggest that one type of product is more popular than the others. What is the expected count of cake purchases?

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A bakery sells cakes, cookies, and pastries. They wonder if customers are equally likely to buy each...