@@ -75,8 +75,8 @@ tape( 'the accumulator function incrementally computes an unbiased sample varian
7575 var expected ;
7676 var actual ;
7777 var data ;
78- var acc ;
7978 var tol ;
79+ var acc ;
8080 var i ;
8181
8282 data = [
@@ -87,13 +87,13 @@ tape( 'the accumulator function incrementally computes an unbiased sample varian
8787 NaN ,
8888 5.0
8989 ] ;
90-
90+
9191 // Non-NaN data: [2.0, 3.0, 4.0, 5.0]
92-
92+
9393 // Sum: 14.0
94-
94+
9595 // Mean: 3.5
96-
96+
9797 // Variance: 1.666...
9898
9999 expected = [
@@ -108,9 +108,9 @@ tape( 'the accumulator function incrementally computes an unbiased sample varian
108108
109109 acc = incrnanvariance ( ) ;
110110
111- var actual = [ ] ;
111+ actual = [ ] ;
112112 for ( i = 0 ; i < data . length + 1 ; i ++ ) {
113- actual . push ( null ) ;
113+ actual . push ( null ) ;
114114 }
115115 actual [ 0 ] = acc ( ) ;
116116 for ( i = 0 ; i < data . length ; i ++ ) {
@@ -131,8 +131,8 @@ tape( 'the accumulator function incrementally computes an unbiased sample varian
131131 var expected ;
132132 var actual ;
133133 var data ;
134- var acc ;
135134 var tol ;
135+ var acc ;
136136 var i ;
137137
138138 data = [
@@ -143,17 +143,17 @@ tape( 'the accumulator function incrementally computes an unbiased sample varian
143143 NaN ,
144144 5.0
145145 ] ;
146-
146+
147147 // Non-NaN data: [2.0, 3.0, 4.0, 5.0]
148-
148+
149149 // Mean: 3.5
150-
150+
151151 // Deviation: [-1.5, -0.5, 0.5, 1.5]
152-
152+
153153 // Squared deviation: [2.25, 0.25, 0.25, 2.25]
154-
154+
155155 // Sum of squared deviations: 5.0
156-
156+
157157 // Variance: 1.25
158158
159159 expected = [
@@ -168,7 +168,10 @@ tape( 'the accumulator function incrementally computes an unbiased sample varian
168168
169169 acc = incrnanvariance ( 3.5 ) ;
170170
171- actual = new Array ( data . length + 1 ) ;
171+ actual = [ ] ;
172+ for ( i = 0 ; i < data . length + 1 ; i ++ ) {
173+ actual . push ( null ) ;
174+ }
172175 actual [ 0 ] = acc ( ) ;
173176 for ( i = 0 ; i < data . length ; i ++ ) {
174177 actual [ i + 1 ] = acc ( data [ i ] ) ;
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