Question
A random sample of 250 students at a university finds that these students take a mean of 15.6 credit hours per quarter with a standard
A random sample of 250 students at a university finds that these students take a mean of 15.6 credit hours per quarter with a standard deviation of 2.2 credit hours. Estimate the mean credit hours taken by a student each quarter using a 98% confidence interval. Round to the nearest thousandth.
15.6 .021
15.6 .014
15.6 .219
15.6 .324
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College Algebra Graphs and Models
Authors: Marvin L. Bittinger, Judith A. Beecher, David J. Ellenbogen, Judith A. Penna
5th edition
321845404, 978-0321791009, 321791002, 978-0321783950, 321783956, 978-0321845405
