Problems 3-7. The table below shows the number of male and female students enrol

Question

Problems 3-7. The table below shows the number of male and female students enrolled in nursing at the University of Oklahoma Health Services Center for a recent semester. Find the specified probability.

Nursing Majors

Non-Nursing Majors

Total Males 95 1015 1110

Females 700 1727 2427

Total 795 2742 3537

3. The student is male or a non-nursing major.

4. The student is female or a nursing major.

5. A student is not male or a nursing major.

6. The student is male or a nursing major.

7. Are the events ”being male” and ”being a nursing major” mutually exclusive?

Explanation / Answer

please check if able looks like this :

3)

P( student is male or a non-nursing major)=(1110+2742-1015)/3537=0.8021

4)

P(student is female or a nursing major) =(2427+795-700)/3537 =0.7130

5)Pstudent is not male or a nursing major) =(2427+2742-1727)/3537=0.9731

6) Pstudent is male or a nursing major)=(795+1110-95)/3537=0.5117

7)no as they contian 95 common subjects in them

nuersing non nursing total males 95 1015 1110 females 700 1727 2427 total 795 2742 3537

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