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Example 139
Example 139: Below is a table of FCAT SSS developmental scores for a group of students who were struggling with math in the 3rd grade.
FCAT math scores for 8 struggling students
Student After Prep Before Prep
1 290 275
2 275 270
3 380 370
4 260 245
5 340 325
6 270 260
7 280 270
8 215 200
We want to test the claim: The prep classes work to improve FCAT math SSS scores.