CHECK: data series: [ 0 0 6 9 10 2 5 4 2 8 0 6 6 8 6 5 9 10 7 10 3 4 9 7 9 10 1 9 9 3 ]
CHECK-NEXT: simple moving averages (window = 4)
CHECK-NEXT:   [ 0, 4) = 3.75
CHECK-NEXT:   [ 1, 5) = 6.25
CHECK-NEXT:   [ 2, 6) = 6.75
CHECK-NEXT:   [ 3, 7) = 6.5
CHECK-NEXT:   [ 4, 8) = 5.25
CHECK-NEXT:   [ 5, 9) = 3.25
CHECK-NEXT:   [ 6,10) = 4.75
CHECK-NEXT:   [ 7,11) = 3.5
CHECK-NEXT:   [ 8,12) = 4
CHECK-NEXT:   [ 9,13) = 5
CHECK-NEXT:   [10,14) = 5
CHECK-NEXT:   [11,15) = 6.5
CHECK-NEXT:   [12,16) = 6.25
CHECK-NEXT:   [13,17) = 7
CHECK-NEXT:   [14,18) = 7.5
CHECK-NEXT:   [15,19) = 7.75
CHECK-NEXT:   [16,20) = 9
CHECK-NEXT:   [17,21) = 7.5
CHECK-NEXT:   [18,22) = 6
CHECK-NEXT:   [19,23) = 6.5
CHECK-NEXT:   [20,24) = 5.75
CHECK-NEXT:   [21,25) = 7.25
CHECK-NEXT:   [22,26) = 8.75
CHECK-NEXT:   [23,27) = 6.75
CHECK-NEXT:   [24,28) = 7.25
CHECK-NEXT:   [25,29) = 7.25
CHECK-NEXT:   [26,30) = 5.5