A college offers a self paced course in algebra College officials are interested in the...
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A college offers a self paced course in algebra College officials are interested in the number of hours it takes students to meet the objectives of the course In a sample of 39 students the mean number of hours was 75 9 with a standard deviation of 54 3 Round all answers to THREE decimal places a Construct a 94 confidence interval for the mean number of hours it takes for a student to meet the course objectives Critical value z or t Margin of Error E Confidence Interval Enter the positive one b Interpret your result in part a in a complete sentence
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