Data from the past 365 days
Students who improved their scores over the past year. Results are anonymized by initials. Click any column header to sort.
| Student | Test Type | Initial Score | Best Score | Improvement |
|---|---|---|---|---|
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A study of 224 qualifying students found an average score increase of 149.9 points (95% CI: 140.7 to 159.1).
The following criteria were used to select a sample of 224 students for Foley Prep's SAT® study.
The increase in score due to Foley Prep's program was calculated by taking the difference between the lowest score and highest score received on a practice test at Foley Prep. Official College Board released tests were administered under officially-timed conditions at a Foley Prep hub. This method results in a lower number than if we were to start with a student's PSAT as a baseline … we believe it is more fair to compare a student's performance on an SAT® taken later than the PSAT, which is generally lower.
The resulting sample size of 224 qualifying students had an average score increase of 149.9 points (standard deviation 69.8 within a possible SAT® score range of 400-1600). A 1-sample confidence interval was constructed using a 5% significance level (95% confidence). The confidence interval bounds were 140.7 to 159.1 (149.9 ± 9.2).