PHP Puzzles:
Grade Deviations

By Oscar Merida

We’re continuing with grades and statistics by calculating statistics for Grade Point Averages. In the educational system in the United States, it’s a way to boil down the grades across the multiple courses taken by a student. It involves translating a letter grade back to a numeric value and then calculating a weighted average. At the end of all this, we’re left with a singular number we can use for a rough comparison between students. by Oscar Merida

This article was originally published in the March 2023 issue of PHP Architect magazine. To read the complete article please subscribe or purchase the complete issue.

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