education researcher claims that 57​% of college students work​ year-round. In a random sample of 400 college​ students, 228 say they work​ year-round. At α=0.05​, is there enough evidence to reject the​ researcher's claim? Identify the claim and state H0 and Ha

MATLAB: An Introduction with Applications
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Chapter1: Starting With Matlab
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An education researcher claims that

57​%

of college students work​ year-round. In a random sample of

400

college​ students,

228

say they work​ year-round. At

α=0.05​,

is there enough evidence to reject the​ researcher's claim?

Identify the claim and state

H0

and

Ha
 
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