Selection of months in SPEI time series (6,9,12,24) ?

I did SPI and SPEI work through R studio. As you know, r program for each month; We draw results for 1, 3, 6, 9, 12 and 24 months. However, when interpreting the results, we interpret the 3-month...

02 January 2021 8,399 5 View