Week 5 Quiz Overview 11 12 18 This Question 3 pts This Test

Week 5 Quiz Overview 11 12 18 This Question: 3 pts This Test: 60 pts 5 of 19 complete The table below shows the results of a survey that asked 2876 people whether they are involved in any ppe of charity work A person is selecded at random fom the sample. Complete parts (e) through (e) Total 1478 1398 2876 FrequentlyOccasionally Not at all Male224 201 457 450 907 747 1544 Female Total 425 (a) Find the probabalty hat the person s P(being firequenty involved or being occasionaly invokved) Gradebook Score t the person is trequently or occasionally involved irn see score Round to the nearest thousandth as needed) b) Find the probability that the person is female or not invokved in charity work at all. P (being female or not being involved) Round to the nearest thousandth as needed) r stud -[] thLab ON Adapcive Learning on 1 e Wo TO Click to select your answers) :54 PM 10/9/2015

Solution

a) 0.4631

b) 0.2597

c) 0.0848