Question

The table below shows the results of a survey that asked

28682868

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).

	Frequently	Occasionally	Not at all	Total
Male	228	458	794	1480
Female	202	440	746	1388
Total	430	898	1540	2868

​(a) Find the probability that the person is frequently or occasionally involved in charity work.

Upper P left parenthesis being frequently involved or being occasionally involved right parenthesis equals nothing 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.

Upper P left parenthesis being female or not being involved right parenthesis equals nothing P(being female or not being involved)=

​(Round to the nearest thousandth as​ needed.)

​(c) Find the probability that the person is male or frequently involved in charity work.

Upper P left parenthesis being male or being frequently involved right parenthesis equals nothing P(being male or being frequently involved)=

​(Round to the nearest thousandth as​ needed.)

​(d) Find the probability that the person is female or not frequently involved in charity work.

Upper P left parenthesis being female or not being frequently involved right parenthesis equals nothing P(being female or not being frequently involved)=

​(Round to the nearest thousandth as​ needed.)

Answer 1