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A certain school in Southern Africa has a total of 400 learners. The IQ scores of all these learners has a standard deviation of 69
A certain school in Southern Africa has a total of 400 learners. The IQ scores of all these learners has a standard deviation of 69 and is normally distributed. A sample of 50 of these students had a average IQ score of 174.5. Construct a 98% confidence interval for the true average IQ score of all the learners at this college. Interpret this interval, that is explain in simple English (suitable for publication in a local news paper) what the interval you have constructed above represents
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Algebra 2
Authors: Randall I. Charles, Basia Hall, Dan Kennedy, Laurie E Bass
Student Edition
0133500438, 978-0133500431
