STA 205 STATCRUNCH CHI-SQUARE EXAMPLE
STA 205 STATCRUNCH CHI-SQUARE EXAMPLE
The data for this example are from Exercise 1, page 503 of the text.
To obtain the value of the test statistic and its p value do the following:
Stat Tables Contingency with summary Select columns for table: Diagnosed Undiagnosed Nonalcoholic Row labels in: Null Next Display the following: Check: Expected Count Calculate
Contingency table results:
Rows: null
Columns: None
Cell format
Count Expected count
Diagnosed Undiagnosed Nonalcoholic Total
Married
21 33.14
37 41.43
58 41.43
116
Unmarried
59 46.86
63 58.57
42 58.57
164
Total
80
100
100 280
Statistic DF Value P-value Chi-square 2 19.720984 ................
................
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