Change Equation
Select an equation to solve for a different unknown

cost performance index

	cost performance index (CPI)
	budgeted cost of work performed (BCWP)
	actual cost of work performed (ACWP)

schedule performance index

	schedule performance index (SPI)
	budgeted cost of work performed (BCWP)
	budgeted cost of work scheduled (BCWS)

cost variance

	cost variance (CV)
	budgeted cost of work performed (BCWP)
	actual cost of work performed (ACWP)

schedule variance

	schedule variance (SV)
	budgeted cost of work performed (BCWP)
	budgeted cost of work scheduled (BCWS)

schedule variance

	variance at completion (VAC)
	budget at completion (BAC)
	estimate at completion (EAC)