Sentences with phrase «national percentile points»

The study showed that African - American students who had won privately financed tuition vouchers in a 1997 lottery scored 5.5 national percentile points higher on...

In the D.C. voucher experiment, African - American students in grades 2 through 5 reportedly increased their scores by an average of 10 national percentile points in mathematics and 8.6 points in reading after two years of private schooling.

Not exact matches

In 1997 - 98, Los Angeles students in grades 2 - 8 scored in the 24th percentile in reading on the SAT 9, while Houston scored in the 32nd percentile, a gap of 8 national percentile ranking points.

According to the National Assessment of Educational Progress (NAEP), between 1990 and 2012, the scores of nine - year - olds at the tenth and twenty - fifth percentiles increased by roughly two grade levels (about twenty points).

The strength of this relationship may be gauged by comparing the change in quality associated with changes in the school's position in the national test - score ranking: the results show that an increase of 50 percentile points is associated with an increase of 0.15 standard deviations in student perceptions of teacher practices (see Figure 1).

These students outperformed national averages on MAP by 29 or more percentile points in math and 34 or more percentile points in reading.

In mathematics, students gained about 2 percentile points but remained significantly below national norms; in reading, students also gained about 2 percentile points and were performing approximately at national norms by spring.

In fact, for the 2014 - 15 school year, the difference was -1.1 national percentile ranking points in reading and -0.9 national percentile ranking points in mathematics.