More realistically, suppose you can collect observational data on several thousand fourth graders in a given state. You can obtain the size of their fourth-grade class and a standardized test score taken at the end of fourth grade. Why might you expect a negative correlation between class size and test score?

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Question

Part b please

Question 2
In your country, you are asked to conduct a study to determine whether smaller class sizes lead
to improved student performance 10-year-olds of primary schools.
If you could conduct any experiment you want, what would you do? Be specific.
а.
b. More realistically, suppose you can collect observational data on several thousand fourth
graders in a given state. You can obtain the size of their fourth-grade class and a
standardized test score taken at the end of fourth grade. Why might you expect a negative
correlation between class size and test score?
Transcribed Image Text:Question 2 In your country, you are asked to conduct a study to determine whether smaller class sizes lead to improved student performance 10-year-olds of primary schools. If you could conduct any experiment you want, what would you do? Be specific. а. b. More realistically, suppose you can collect observational data on several thousand fourth graders in a given state. You can obtain the size of their fourth-grade class and a standardized test score taken at the end of fourth grade. Why might you expect a negative correlation between class size and test score?
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