CCGPS CA 4.3.2 Example 3

Caitlyn thinks that there may be a relationship between class size and student performance on standardized tests. She tracks the average test performance of students from 20 different classes, and notes the number of students in each class in the table. Is there a linear relationship between class size and average test score? Use the correlation coefficient, [i]r[/i], to explain your answer.

 

Walch Education

 
Material Type
Activity
Tags
graph  table  correlation  relationship  coefficient  data  scatter-plot  table-of-values  correlation-coefficient 
Target Group (Age)
14 – 18
Language
English
 
 
GeoGebra version
4.4
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