Question

SETS
26
One hundred students were asked whether they had taken course in any of three
areas, sociology, anthropology and history. The results were
59
45 had taken sociology,
38 had taken anthropology,
21 had taken history,
18 had taken sociology and anthropology,
9 had taken sociology and history.
4 had taken history and anthropology and
23 had taken no courses in any of the three areas.
(a) Draw a Venn diagram that will show the results of the survey.
(b) Determine the number of students who had taken classes in exactly
(1) one of the areas (ii) two of the areas.
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Answer 1

Answer:

please 45+38+21+18+9+4 total

Answer 2

Answer:

(b) (1) The number of students who had taken class exactly in one area = 42 students

(2) The number of students who took class exactly in two areas = 31 students

Step-by-step explanation:

Hope this helps you.....