Question: Math 150: Data & Probability Connections Name: Worksheet 3.6 Grace corroitt The Wicomico County Board of Education is in the process of developing a new

Math 150: Data & Probability Connections Name: Worksheet 3.6 Grace corroitt The Wicomico County Board of Education is in the process of developing a new exam to evaluate the reading level of all fourth-graders in the county. To pilot the exam, it was administered to 20 randomly chosen fourth-graders from the county. This sample of students had a mean exam score of 72.3 and a standard deviation of 9.7 points. a) Assuming that the population of exam scores is normally distributed, construct and interpret a 98% confidence interval to estimate the mean exam score for the population of Wicomico County fourth-graders

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