Question

An article in the New England Journal of Medicine presented a study on smokers in California and Hawaii. In one part of the report, the self-reported ethnicity and smoking levels ( cigarette count ) per day were given and compiled into the following table. Is the smoking level independent of ethnic group ? Smoking Level Per Day | African American | Native Hawaiian | Latino | Japanese Americans | White | Totals --- | --- | --- | --- | --- | --- | --- 1-10 | 9,886 | 2,745 | 12,831 | 8,378 | 7,650 | 41,490 11-20 | 6,514 | 3,062 | 4,932 | 10,680 | 9,877 | 35,065 21-30 | 1,671 | 1,419 | 1,406 | 4,715 | 6,062 | 15,273 31+ | 759 | 788 | 800 | 2,305 | 3,970 | 8,622 Totals | 18,830 | 8,014 | 19,969 | 26,078 | 27,559 | 100,450 a) Create an expected values table from the given observed ( actual ) values table above ( or use excel )

          An article in the New England Journal of Medicine presented a study on smokers in California and Hawaii. In one part of the report, the self-reported ethnicity and smoking levels ( cigarette count ) per day were given and compiled into the following table. Is the smoking level independent of ethnic group ?

Smoking Level Per Day | African American | Native Hawaiian | Latino | Japanese Americans | White | Totals
--- | --- | --- | --- | --- | --- | ---
1-10 | 9,886 | 2,745 | 12,831 | 8,378 | 7,650 | 41,490
11-20 | 6,514 | 3,062 | 4,932 | 10,680 | 9,877 | 35,065
21-30 | 1,671 | 1,419 | 1,406 | 4,715 | 6,062 | 15,273
31+ | 759 | 788 | 800 | 2,305 | 3,970 | 8,622
Totals | 18,830 | 8,014 | 19,969 | 26,078 | 27,559 | 100,450

a) Create an expected values table from the given observed ( actual ) values table above ( or use excel )

An article in the New England Journal of Medicine presented a study on smokers in California and Hawaii. In one part of the report, the self-reported ethnicity and smoking levels ( cigarette count ) per day were given and compiled into the following table. Is the smoking level independent of ethnic group ?

Smoking Level Per Day | African American | Native Hawaiian | Latino | Japanese Americans | White | Totals
— | — | — | — | — | — | —
1-10 | 9,886 | 2,745 | 12,831 | 8,378 | 7,650 | 41,490
11-20 | 6,514 | 3,062 | 4,932 | 10,680 | 9,877 | 35,065
21-30 | 1,671 | 1,419 | 1,406 | 4,715 | 6,062 | 15,273
31+ | 759 | 788 | 800 | 2,305 | 3,970 | 8,622
Totals | 18,830 | 8,014 | 19,969 | 26,078 | 27,559 | 100,450

a) Create an expected values table from the given observed ( actual ) values table above ( or use excel )

Added by Donna B.

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