Cody

# Problem 661. Spot the outlier

Solution 636611

Submitted on 13 Apr 2015 by Jonathan Campelli
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### Test Suite

Test Status Code Input and Output
1   Pass
%% pts = [0 1; 0 2; 3 2; 0 3; 0 4 ]; outlier = 3; assert(isequal(spot_the_outlier(pts),outlier))

pts = 0 1 3 0 -3 1 0 1 div = Inf 0 -0.3333 Inf div2 = Inf 0 -0.3333 Inf div = 0 -0.3333 ans = 3

2   Pass
%% pts = [10 -1;7 0;9.5 0.3;9 1.6;8.5 2.9]; outlier = 2; assert(isequal(spot_the_outlier(pts),outlier))

pts = -3.0000 1.0000 2.5000 0.3000 -0.5000 1.3000 -0.5000 1.3000 div = -0.3333 0.1200 -2.6000 -2.6000 div2 = -0.3333 0.1200 -2.6000 -2.6000 div = -0.3333 0.1200 ans = 2

3   Pass
%% pts = [-0.6 -6;-0.2 0;0 3;-0.8 -9;-2 1;-0.4 -3]; outlier = 5; assert(isequal(spot_the_outlier(pts),outlier))

pts = 0.4000 6.0000 0.2000 3.0000 -0.8000 -12.0000 -1.2000 10.0000 1.6000 -4.0000 div = 15.0000 15.0000 15.0000 -8.3333 -2.5000 div2 = 15.0000 15.0000 15.0000 -8.3333 -2.5000 div = -8.3333 -2.5000 ans = 5

4   Pass
%% pts = [2 5;0 4;0 0;4 6;-2 3]; outlier = 3; assert(isequal(spot_the_outlier(pts),outlier))

pts = -2 -1 0 -4 4 6 -6 -3 div = 0.5000 -Inf 1.5000 0.5000 div2 = 0.5000 -Inf 1.5000 0.5000 div = -Inf 1.5000 ans = 3

5   Pass
%% pts = [1 0; 0 1; 1 2; 1.5 2.5; 2 3; 3 4 ]; outlier = 1; assert(isequal(spot_the_outlier(pts),outlier))

pts = -1.0000 1.0000 1.0000 1.0000 0.5000 0.5000 0.5000 0.5000 1.0000 1.0000 div = -1 1 1 1 1 div2 = -1 1 1 1 1 div = -1 ans = 1