easystats_spec.rb in easystats-0.5.0

- old
+ new

@@ -11,73 +11,80 @@
     :mode => nil,
     :range => nil,
     :standard_deviation => nil,
     :sum => nil,
     :variance => nil,
-    :probability_distribution => nil
+    :probability_distribution => nil,
+    :weighted_moving_average => nil
   }
 
   build_stats_spec [1,1,1,2,2], {
     :probability_distribution => {
       1 => 0.6,
       2 => 0.4
-    }
+    },
+    :weighted_moving_average => 1.7
   }
 
   build_stats_spec [0], {
     :mean => 0,
     :median => 0,
     :mode => 0,
     :range => 0,
     :standard_deviation => 0,
     :sum => 0,
     :variance => 0.0,
-    :probability_distribution => {0 => 1.0}
+    :probability_distribution => { 0 => 1.0 },
+    :weighted_moving_average => 0.0
   }
 
   build_stats_spec [1], {
     :mean => 1,
     :median => 1,
     :mode => 1,
     :range => 0,
     :standard_deviation => 0,
     :sum => 1,
     :variance => 0.0,
-    :probability_distribution => {1 => 1.0}
+    :probability_distribution => { 1 => 1.0 },
+    :weighted_moving_average => 1.0
   }
 
   build_stats_spec [1,2], {
     :mean => 1.5,
     :median => 1.5,
     :mode => nil,
     :range => 1,
     :standard_deviation => 0.707106781186548,
     :sum => 3,
     :variance => 0.25,
-    :probability_distribution => {1 => 0.5, 2 => 0.5}
+    :probability_distribution => { 1 => 0.5, 2 => 0.5 },
+    :weighted_moving_average => 2.0
   }
 
   build_stats_spec [1,2,3], {
     :mean => 2,
     :median => 2,
     :mode => nil,
     :range => 2,
     :standard_deviation => 1,
     :sum => 6,
     :variance => 2.0 / 3.0,
-    :probability_distribution => {1 => 0.3333333333333333, 2 => 0.3333333333333333, 3 => 0.3333333333333333} 
+    :probability_distribution => { 1 => 0.3333333333333333, 2 => 0.3333333333333333, 3 => 0.3333333333333333 },
+    :weighted_moving_average => 2.6666666666666665
   }
 
   build_stats_spec [1,2,3,4], {
     :mean => 2.5,
     :median => 2.5,
     :mode => nil,
     :range => 3,
     :standard_deviation => 1.29099444873581,
     :sum => 10,
     :variance => 1.25,
-    :probability_distribution => {1 => 0.25, 2=>0.25, 3=> 0.25, 4=>0.25}
+    :probability_distribution => {1 => 0.25, 2 => 0.25, 3 => 0.25, 4 => 0.25 },
+    :weighted_moving_average => 3.3333333333333335
 
   }
 
   build_stats_spec [1,1,2,2], {
     :mean => 1.5,
@@ -85,73 +92,80 @@
     :mode => nil,
     :range => 1,
     :standard_deviation => 0.5773502691896257,
     :sum => 6,
     :variance => 0.25,
-    :probability_distribution => {1=>0.5, 2=>0.5}
+    :probability_distribution => { 1=>0.5, 2=>0.5 },
+    :weighted_moving_average => 1.8333333333333333
   }
 
   build_stats_spec [1,2,2,4], {
     :mean => 2.25,
     :median => 2,
     :mode => 2,
     :range => 3,
     :standard_deviation => 1.2583057392117916,
     :sum => 9,
     :variance => 1.1875,
-    :probability_distribution => { 1 => 0.25, 2 => 0.5, 4 => 0.25 }
+    :probability_distribution => { 1 => 0.25, 2 => 0.5, 4 => 0.25 },
+    :weighted_moving_average => 3.0
   }
 
   build_stats_spec [1,3,3,4], {
     :mean => 2.75,
     :median => 3,
     :mode => 3,
     :range => 3,
     :standard_deviation => 1.2583057392117916,
     :sum => 11,
     :variance => 1.1875,
-    :probability_distribution => { 1 => 0.25, 3 => 0.5, 4=>0.25 }
+    :probability_distribution => { 1 => 0.25, 3 => 0.5, 4 => 0.25 },
+    :weighted_moving_average => 3.5
   }
 
   build_stats_spec (0..100).to_a, {
     :mean => 50,
     :median => 50,
     :mode => nil,
     :range => 100,
     :standard_deviation => 29.300170647967224,
     :sum => 5050,
-    :variance => 850.0
+    :variance => 850.0,
+    :weighted_moving_average => 67
   }
 
   build_stats_spec (1..100).to_a, {
     :mean => 50.5,
     :median => 50.5,
     :mode => nil,
     :range => 99,
     :standard_deviation => 29.011491975882016,
     :sum => 5050,
-    :variance => 833.25
+    :variance => 833.25,
+    :weighted_moving_average => 67.33333333333333
   }
 
   build_stats_spec [-1,0,1], {
     :mean => 0,
     :median => 0,
     :mode => nil,
     :range => 2,
     :standard_deviation => 1,
     :sum => 0,
     :variance => 0.6666666666666666,
-    :probability_distribution => { -1 => 0.3333333333333333, 0 => 0.3333333333333333, 1 => 0.3333333333333333 }
+    :probability_distribution => { -1 => 0.3333333333333333, 0 => 0.3333333333333333, 1 => 0.3333333333333333 },
+    :weighted_moving_average => 0.6666666666666666
   }
 
   build_stats_spec [1,2.5], {
     :mean => 1.75,
     :median => 1.75,
     :mode => nil,
     :range => 1.5,
     :standard_deviation => 1.0606601717798212,
     :sum => 3.5,
     :variance =>0.5625,
-    :probability_distribution => { 1 => 0.5, 2.5=>0.5 }
+    :probability_distribution => { 1 => 0.5, 2.5 => 0.5 },
+    :weighted_moving_average => 2.5
   }
 end
 