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how to devide data into 3 catagaries

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skyhunt
skyhunt 2015-11-7
编辑： skyhunt 2015-11-8
hi...i want to devide the rainfall data into 3 catagaries, the first one is <70 and the second one is 70 to 120 and 3 rd one is >=120

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Walter Roberson
Walter Roberson 2015-11-7
idx = YourData < 70;
lowrain = YourData(idx);
idx = 70 <= YourData & YourData < 120;
midrain = YourData(idx);
idx = 120 <= YourData;
highrain = YourData(idx);
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skyhunt
skyhunt 2015-11-8
编辑：skyhunt 2015-11-8
thanking you reply...in high rain catagiry the years are also adding finally..what i do?

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