COUNT(b1, b2, ...)
COUNT Ǻغú кͶͺɶǶ Ӷ̺жȶ ʶúöºɶɺں öȺں ̶ȶ ºǶ϶ɺں Ӷ̺жö ʶúöºɶɺں ӶúкѶ ͶöɺѶǶ.
Ѻ Ժɺ̺ жǶͶúкѶ̶ͺ Excel.
ǶʺкѶ̶, ӺѶ Ӷö˺ A1, A2, ..., A5 жǶ¶ú Ӷ̺жȺ 11.4, 17.3, 21.3, 25.9 40.1. Ƕº
COUNT(A1:A5) ɺúѺк 5.
AVERAGE.