One strategy for increased sat exam scores is to take the

Reference no: EM13634877

One strategy for increased SAT exam scores is to take the test, study on weak areas, then retake the test. Based on the data presented from 11 students, does it appear retaking the exam results in increased exam scores?

Student 1 2 3 4 5 6 7 8 9 10 11

1st Test 840 1290 1260 800 920 1240 1260 740 860 820 1200

2nd Test 940 1150 1270 860 870 1260 1280 800 840 840 1240

Reference no: EM13634877

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