A group of 1000 patients each diagnosed with a certain disease is being analyzed with regard to the disease symptoms present. The symptoms are labeled A, B, and C, and each patient has at least one symptom. The following info has been determined:
900 have either A or B (or both)
900 have either A or C (or both)
800 have either B or C (or both)
650 have symptom A
500 have symptom B
550 have symptom C.

Write the number of elements in each region in the venn diagram and write the subsets and determine the number of elements of the following:
a. the patients who had both symptoms A and B.
b. the patients who had either A or B (or both) but not C
c. the patients who had all three symptoms

Question

A group of 1000 patients each diagnosed with a certain disease is being analyzed with regard to the disease symptoms present. The symptoms are labeled A, B, and C, and each patient has at least one symptom. The following info has been determined:
900 have either A or B (or both)
900 have either A or C (or both)
800 have either B or C (or both)
650 have symptom A
500 have symptom B
550 have symptom C.

Write the number of elements in each region in the venn diagram and write the subsets and determine the number of elements of the following:
a. the patients who had both symptoms A and B.
b. the patients who had either A or B (or both) but not C
c. the patients who had all three symptoms

anonymous · Answer

I think there is more to this question

anonymous · Answer

I also have to fill in the venn diagram.

anonymous · Answer

anyone!?

anonymous · Answer

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