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According to the Center for Disease Control, 49.4% of American adults 18 years old and over...

According to the Center for Disease Control, 49.4% of American adults 18 years old and over meet their guidelines for physical activity. A sporting goods company claims that the proportion of their employees who meet these guidelines is higher than the national result. They took a random sample of 400 employees and 218 met the guidelines. Test the company’s claim using the ? = 0.05 level of significance.

Math   Statistics-And-Probability   
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