Graduation Gap Closure Rate (GGCR)

Improvement in graduation rate for underrepresented student groups

FORMULA

GGCR = (Current Gap - Previous Gap) / Previous Gap × 100

Alternate Calculations

AbsoluteDifference in graduation rates between groups

What is Graduation Gap Closure Rate?

Graduation Gap Closure Rate measures progress toward eliminating disparities in graduation rates between different demographic groups (race/ethnicity, first-generation, low-income, disabilities). Metric used for equity assessment and targeted interventions. Positive rate indicates successful closing of achievement gaps. Required for accreditation and federal reporting.

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Sample Data

cohort	group_gap	prior_gap	closure_rate
2018	18	22	18.2
2019	16	18	11.1
2020	13	16	18.8
2021	10	13	23.1

Required Data Columns

group_gapprior_gapclosure_rate