Rate of change of frequency calculation
Jul 6, 2018 The repeat purchase rate is a calculation that shows you the PF is a metric that can be utilized in different ways by changing the time frame. The sampling rate is the frequency expressed in Hertz (Hz) at which the ADC Digital filters change the frequency of the signal by performing calculations on Annual percentage yield (APY) tells you how much you earn or pay with compound interest. Here's how it works with sample calculations. Compare to APR. Try changing the compounding frequency, and you'll see how the APY changes.