The table below shows the results of a survey that asked 2882 people whether they are involved in any type of charity work. A person is selected at random from the sample Complete parts (a) through ( Not at all 794 744 1538 Male Female Total Frequently 228 209 437 Occasionally 457 450 907 Total 1479 1403 2882 (a) Find the probability that the person is frequently or occasionally involved in charity work P(being frequently involved or being occasionally involved)- (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) - (Round to the nearest thousandth as needed.)

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 8E
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The table below shows the results of a survey that asked 2882 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
457
Male
Female
Total
Frequently
228
209
437
450
907
Not at all
794
744
1538
P(being female or not being involved) =
(Round to the nearest thousandth as needed.)
Total
1479
1403
2882
(a) Find the probability that the person is frequently or occasionally involved in charity work.
P(being frequently involved or being occasionally involved) =
(Round to the nearest thousandth as needed.)
(b) Find the probability that the person is female or not involved in charity work at all.
Transcribed Image Text:The table below shows the results of a survey that asked 2882 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 457 Male Female Total Frequently 228 209 437 450 907 Not at all 794 744 1538 P(being female or not being involved) = (Round to the nearest thousandth as needed.) Total 1479 1403 2882 (a) Find the probability that the person is frequently or occasionally involved in charity work. P(being frequently involved or being occasionally involved) = (Round to the nearest thousandth as needed.) (b) Find the probability that the person is female or not involved in charity work at all.
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