Page 146 - Evaluasi Pembelajaran

Variansi total:
11.244 – (572) /30
2
s y = ---------------------------
2
30

11.244 – (327.184/30
s y = ------------------------------
2
30

11.244 – 10.906,1333
s y = ------------------------------
2
30

377,8667
s y = ---------------
2
30

s y = 11,26
2

Variansi butir:
343 – (99) /30
2
s 1 = --------------------------- = 0,54
2
30

279 – (87) /30
2
s 2 = --------------------------- = 0,89
2
30

368 – (102) /30
2
s 3 = --------------------------- = 0,71
2
30

321 – (93) /30
2
s 4 = --------------------------- = 1,09
2
30

135