| The median of the modest income population corresponds to the 25th percentile of the population income. |
| This is because the percentile scores are not equally distributed on the bell curve. |
| Based on results from the vocabulary and reading comprehension sections, participants were assigned a percentile rank. |
| This is the antilog in terms of the original unit of measurement that defines the 50th percentile. |
| In May of 2nd grade, her total standardized test results approached the 90th percentile! |
| Then we divide the income of the household at the ninetieth percentile by the income of the household at the tenth percentile. |
