This table referes to the rainfall received at Free State, South Africa at their 8 stations in the province.
Provide possible explanations for the difference between the areal rainfall estimated using
the arithmetic mean method, and Thiessen polygons.
Extracted text: Station Rainfall Area Weight Weighted Rainfall 98,6 125,216 50,75 61,48 Bethlehem, FS Bloemfontein, FS 680 12708,303 19604,686 6128,168 12695,172 0,145 0,224 0,07 559 Ficksburg, FS Koffiefontein, FS Kroonstad, FS Potchefstroom, 725 424 0,145 601 0,119 71,519 10403,95 1727,956 611 0,019 11,609 FS Vrede, FS Welkom, FS Total 690 9852,569 14238,79 0,112 77,28 74,358 570,812 459 0,162 593,63 87359,594 1