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A random sample of 42 high school seniors at a school has a mean SAT English score of 545. Construct a 99% confidence interval for
A random sample of 42 high school seniors at a school has a mean SAT English score of 545. Construct a 99% confidence interval for the mean SAT English score of all high school seniors at the school. Assume the population standard deviation is 115. (12 points) a. Compute the margin of error, E. Round to 3 decimal places. Show the calculation. b. Give the 99% confidence interval. c. Interpret your confidence interval in context
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A First Course in Differential Equations with Modeling Applications
Authors: Dennis G. Zill
10th edition
978-1111827052
