Mathematics, 30.07.2019 22:30 areanna02

Amagazine claims that 75% of all teenage boys have their own cellphones. a researcher wished to test the claim and selected a random sample of 60 teenage boys. she found that 54 had their own cell phones. at α = 0.01, should the claim be rejected?

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Amagazine claims that 75% of all teenage boys have their own cellphones. a researcher wished to test...

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