The table below shows the results of a survey that asked 2839 people whether they are involved in any type of charity work. A person is selected at random from the sample. Complete parts (a) through (d). ETTI I Frequently Occasionally Not at all Total Male 222 451 791 1464 Female 203 430 742 1375 Total 425 881 1533 2839 (a) Find the probability that the person is frequently or occasionally involved in charity work. P(being frequently involved or being occasionally involved) = 0.460 (Round to the nearest thousandth as needed.) (b) Find the probability that the person is female or not involved in charity work at all. P(being female or not being involved) = 0.763 (Round to the nearest thousandth as needed.) (c) Find the probability that the person is male or frequently involved in charity work. P(being male or being frequently involved) = 0.587 (Round to the nearest thousandth as needed.) %3D (d) Find the probability that the person is female or not frequently involved in charity work. P(being female or not being frequently involved) = 0.922 (Round to the nearest thousandth as needed.) %3D

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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The table below shows the results of a survey that asked 2839 people whether they are involved
in any type of charity work. A person is selected at random from the sample. Complete parts (a)
through (d).
Occasionally
ETTTE
Frequently
Not at all
Total
Male
222
451
791
1464
Female
203
430
742
1375
Total
425
881
1533
2839
(a) Find the probability that the person is frequently or occasionally involved in charity work.
P(being frequently involved or being occasionally involved) = 0.460
(Round to the nearest thousandth as needed.)
(b) Find the probability that the person is female or not involved in charity work at all.
P(being female or not being involved) = 0.763
%3D
(Round to the nearest thousandth as needed.)
(c) Find the probability that the person is male or frequently involved in charity work.
P(being male or being frequently involved) = 0.587
(Round to the nearest thousandth as needed.)
(d) Find the probability that the person is female or not frequently involved in charity work.
P(being female or not being frequently involved) = 0.922
%3D
(Round to the nearest thousandth as needed.)
Transcribed Image Text:The table below shows the results of a survey that asked 2839 people whether they are involved in any type of charity work. A person is selected at random from the sample. Complete parts (a) through (d). Occasionally ETTTE Frequently Not at all Total Male 222 451 791 1464 Female 203 430 742 1375 Total 425 881 1533 2839 (a) Find the probability that the person is frequently or occasionally involved in charity work. P(being frequently involved or being occasionally involved) = 0.460 (Round to the nearest thousandth as needed.) (b) Find the probability that the person is female or not involved in charity work at all. P(being female or not being involved) = 0.763 %3D (Round to the nearest thousandth as needed.) (c) Find the probability that the person is male or frequently involved in charity work. P(being male or being frequently involved) = 0.587 (Round to the nearest thousandth as needed.) (d) Find the probability that the person is female or not frequently involved in charity work. P(being female or not being frequently involved) = 0.922 %3D (Round to the nearest thousandth as needed.)
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