3.5.3.1.9 Histogram

Description

This function generates data bins from vector vd in the specified range from min to max. The bin width is equal to inc. The function will include values that fall on the lower edge of the bin, however the function will put data that falls on the upper edge into the next higher bin.

Syntax

dataset histogram(dataset vd, double inc, double min, double max)

Parameter

vd

a vector, can be a dataset, a range or a column in Origin worksheet.

inc

bin width.

min

the lower edge of the range in vd.

max

the upper edge of the range in vd.

Return

Returns a vector containing the number of elements within every bin.

Example

newbook;
wks.ncols=3;
col(A)=normal(100);
col(B)={-1.375:0.25:1.375};
col(C)=histogram(col(a), 0.25, -1.5, 1.5);
col(B)[L]$ = Bin Center;
col(C)[L]$ = Count;
plotxy (2,3) plot:=203;
set %c -pfb 2;
set %c -pfp 3;