SAT Math Score Gains by Ability Level - McHenry Community High School

SAT Mathematics Total Group (n = 110)

During the 2016–17 school year, 110 juniors at McHenry Community High School (IL) participated in the ZAPS program to prepare for the SAT. Their SAT Math Pretest scores average 516.5 (out of 800 possible) before ZAPS training. After the ZAPS program, their SAT Math scores increased by an average of 23.1 points to 539.6.

SAT Math Higher-Performing Group (n = 68)

Sixty-eight (68) McHenry Community High School (IL) juniors scored 500 or better on the SAT Math Pretest. After participating in the ZAPS program, their SAT Math scores increased by an average of 18.4 points.

SAT Math Lower-Performing Group (n = 42)

Forty-two (42) McHenry Community High School (IL) juniors scored below 500 on the SAT Math Pretest. After participating in the ZAPS program, their scores increased by an average of 30.7 points.

  n Math
Avg. Pretest
Math
Avg. Posttest
Math
Avg. Gain
Higher-Performing (Pretest 500+) 68 563.8 582.2 18.4
Lower-Performing (Pretest <500) 42 440.0 470.7 30.7
Total Group 110 516.5 539.6 23.1
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