9. At a local K6 school, the four K2 teachers have a mean of 15 students per
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9. At a local Kâ6 school, the four Kâ2 teachers have a mean of 15 students per class, while the five teachers for grades 3â6 have a mean of 18 students per class. What is the mean number of students across the nine teachers in this school?
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Related Book For
Fundamentals Of Statistical Reasoning In Education
ISBN: 9781118425213
4th Edition
Authors: Theodore Coladarci, Casey D. Cobb
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