Rumus A Xi (Xi-X) (Xi-X)^2 Rumus B1 13 -13.5 182.25 12 14 -12.5 156.25 23 15 -11.5 132.25 34 16 -10.5 110.25 45 17 -9.5 90.25 56 18 -8.5 72.25 67 19 -7.5 56.25 78 20 -6.5 42.25 89 21 -5.5 30.25 9

10 22 -4.5 20.25 1011 23 -3.5 12.25 1112 24 -2.5 6.25 1213 25 -1.5 2.25 1314 26 -0.5 0.25 1415 27 0.5 0.25 1516 28 1.5 2.25 1617 29 2.5 6.25 1718 30 3.5 12.25 1819 31 4.5 20.25 1920 32 5.5 30.25 2021 33 6.5 42.25 2122 34 7.5 56.25 2223 35 8.5 72.25 2324 36 9.5 90.25 2425 37 10.5 110.25 2526 38 11.5 132.25 2627 39 12.5 156.25 2728 40 13.5 182.25 28

Jumlah 742 0 1827 Jumlah26.5

S^2 67.7S 8.225975

Xi Xi^213 16914 19615 22516 25617 28918 32419 36120 40021 44122 48423 52924 57625 62526 67627 72928 78429 84130 90031 96132 102433 108934 115635 122536 129637 136938 144439 152140 1600

742 21490

S^2 51156756

S^2 67.66667S 8.225975

RUMUS Cnilai f xi fxi xi-xi (xi-xi)^2 f(xi-xi)^2

1 (-6)_5 42 -0.5 -21 -43.10089 1857.687 78022.842 6_15 32 10.5 336 -32.10089 1030.467 32974.953 16_25 56 20.5 1148 -22.10089 488.4493 27353.164 26_35 39 30.5 1189.5 -12.10089 146.4315 5710.835 36_45 25 40.5 1012.5 -2.10089 4.41374 110.34356 46_55 18 50.5 909 7.89911 62.39594 1123.1277 56_65 16 60.5 968 17.89911 320.3781 5126.058 66_75 29 70.5 2044.5 27.89911 778.3603 22572.459 76_85 47 80.5 3783.5 37.89911 1436.343 67508.1

10 86_95 33 90.5 2986.5 47.89911 2294.325 75712.72337 14356.5 316214.6

42.60089336

S^2 941.1148S 30.67759

RUMUS Dnilai f xi xi^2 fxi

1 (-6)_5 42 -0.5 0.25 -212 6_15 32 10.5 110.25 3363 16_25 56 20.5 420.25 11484 26_35 39 30.5 930.25 1189.55 36_45 25 40.5 1640.25 1012.56 46_55 18 50.5 2550.25 9097 56_65 16 60.5 3660.25 9688 66_75 29 70.5 4970.25 2044.59 76_85 47 80.5 6480.25 3783.5

10 86_95 33 90.5 8190.25 2986.5337 14356.5

336

312673402.25206109092.25

113232106564310

S^2 941.11479087S 30.677594281

RUMUS Efxi^2 nilai f xi ci ci^2

10.5 1 (-6)_5 42 -0.53528 2 6_15 32 10.5

23534 3 16_25 56 20.536279.75 4 26_35 39 30.541006.25 5 36_45 25 40.5

45904.5 6 46_55 18 50.558564 7 56_65 16 60.5

144137.25 8 66_75 29 70.5304571.75 9 76_85 47 80.5270278.25 10 86_95 33 90.5

927814.3 337

fci fci^2