Problem 106. Weighted average

Solution 4105

Submitted on 26 Jan 2012 by Hooman Habibi

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Jan on 28 Jan 2012

I like the commented "y =(x*w.')/length(x)" more than the "shorter" solution.

Test	Status	Code Input and Output
1	Pass	%% x = [1 2 3]; w = [10 15 20]; y_correct = 100/3; assert(isequal(weighted_average(x,w),y_correct))
2	Pass	%% x = [0 -2 3]; w = [10 0 10]; y_correct = 10; assert(isequal(weighted_average(x,w),y_correct))

Test

Status

Code Input and Output

Pass

%% x = [1 2 3]; w = [10 15 20]; y_correct = 100/3; assert(isequal(weighted_average(x,w),y_correct))

Pass

%% x = [0 -2 3]; w = [10 0 10]; y_correct = 10; assert(isequal(weighted_average(x,w),y_correct))