rowAvg
Syntax
rowAvg(args…)
Please see Row-Based Functions for the parameters and calculation rules.
Details
Calculate the average of each row of the arguments. A vector is viewed as a one-column matrix here.
Examples
$ m=matrix([4.5 2.6 1.5, 1.5 4.8 5.9, 4.9 2.0 NULL])
$ rowAvg(m);
[3.633333,3.133333,3.7]
$ t1=table(1..5 as x, 6..10 as y)
$ t2=table(5..1 as a, 10..6 as b);
$ rowAvg(t1);
[3.5,4.5,5.5,6.5,7.5]
$ rowAvg(t1[`x], t2, take(1, 5));
[4.25,4,3.75,3.5,3.25]
$ t=table(`AAPL`MS`IBM`IBM`C as sym, 49.6 29.46 29.52 30.02 174.97 as price1, 175.23 50.76 50.32 51.29 26.23 as price2)
$ select sym,rowAvg(price1,price2) as avg from t;
sym |
price1 |
---|---|
AAPL |
112.415 |
MS |
40.11 |
IBM |
39.92 |
IBM |
40.655 |
C |
100.6 |
Related function: avg