Refer to Exercise 7.59.

In exercise 7.59

A fire inspector has conducted an extensive analysis of the number of smoke detectors and the number of carbon monoxide detectors in the homes in a large city. The analysis led to the creation of the following bivariate probability distribution.

a. What proportion of homes have no carbon monoxide detectors and two smoke detectors?

b. What proportion of homes have two carbon monoxide detectors and no smoke detectors?

c. What proportion of homes have at least one carbon monoxide detector and at least one smoke detector?

Transcribed Image Text:

Carbon Monoxide Detectors 1 2 Smoke Detectors .42 .03 .15 .07 .01 .06 .10 .15 .05 3 .04 .02 2.