how to use ratio data why store ratio data with time period average how to use ratio data how to find ratios in a computer how to compare ratios in excel what kind of data is a ratio in statistics what is the best method of measuring ratios how to store ratio data how to compare ratios data how to compare ratio data what kind of data are stored in ratio data why use ratio data when is ratio stored how to store ratio data how do you store a ratio how is ratio data stored how to store ratio data to time period how to store ratios in excel how to compare average of a ratio how do i store ratio data?