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Data on fifth-grade test scores (reading and mathematics) for 434 school districts in California yield Y = 678.5 and standard deviation sy = 20.5.
Data on fifth-grade test scores (reading and mathematics) for 434 school districts in California yield Y = 678.5 and standard deviation sy = 20.5. The 95% confidence interval for the mean test score in the population is (676.58, 680.42). (Round your responses to two decimal places.) When the districts were divided into districts with small classes (
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Introduction to Econometrics
Authors: James H. Stock, Mark W. Watson
3rd edition
133595420, 978-0138009007, 138009007, 978-0133486872, 133486877, 978-0133595420
