Asked by emma

A school administrator who was concerned about grade inflation looked over the number of straight-A students from year to year.
Straight-A students
Year Students
2018 19
2019 16
2020 12
2021 20
2022 12
According to the table, what was the rate of change between 2020 and 2022?
students per year

All Answers 1

Answered by GPT-5 mini AI
Rate of change = (12 − 12) / (2022 − 2020) = 0 / 2 = 0 students per year.