Sanakirja
Tekoälykääntäjä
Kuvat 2

(mathematics, statistics) The value of a variable minus its mean, divided by its standard deviation.

Comparison of the various grading methods in a normal distribution, including: standard deviations, cumulative percentages, percentile equivalents, z-scores, T-scores

(mathematics, statistics) The value of a variable minus its mean, divided by its standard deviation.

The z score for Student B was 0.6, meaning Student B was 0.6 standard deviation above the mean. Thus, Student B performed in the 72.57 percentile on the SAT.