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The good people who make skittles say that 22% of all skittles are purple, 21% are...

The good people who make skittles say that 22% of all skittles are purple, 21% are orange, 21% are yellow, 19% are red and 17% are green. You want to test this and buy a bag of skittles. You find 90 are purple, 92 are orange, 88 are yellow, 85 are red and 86 are green. Using alpha = .05, test the claim.

a) What is H0 ?

b) Run the test.

Math   Statistics-And-Probability   
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