Polytome variabelen op nominaal niveau (48/58)

O	E	O−E	(O−E) 2	(O−E) 2 E
105	198 ×250 600 =82.5	105 −82.5 =22.5	506.25	506.25 82.5 =6.14
55	162 ×250 600 =67.5	55 −67.5 =−12.5	156.25	156.25 67.5 =2.31
73	126 ×250 600 =52.5	73 −52.5 =20.5	420.25	420.25 52.5 =8
17	114 ×250 600 =47.5	17 −47.5 =−30.5	930.25	930.25 47.5 =19.58
80	198 ×250 600 =82.5	80 −82.5 =−2.5	6.25	6.25 82.5 =0.08
62	162 ×250 600 =67.5	62 −67.5 =−5.5	30.25	30.25 67.5 =0.45
42	126 ×250 600 =52.5	42 −52.5 =−10.5	110.25	110.25 52.5 =2.1
66	114 ×250 600 =47.5	66 −47.5 =18.5	324.25	324.25 47.5 =6.83
13	198 ×100 600 =33	13 −33 =−20	400	400 33 =12.12
45	162 ×100 600 =27	45 −27 =18	324	324 27 =12
11	126 ×100 600 =21	11 −21 =−10	100	100 21 =4.76
31	114 ×100 600 =19	31 −19 =12	144	144 19 =7.58

Op dezelfde wijze worden alle waarden van (O−E 2 )E berekend. De gehele tabel zie je hier. We hebben nu alle benodigde gegevens om χ 2 te berekeken.

Wat is hier de waarde van χ 2 ?

Dr.Stat