Solution

Let $M$ and $W$ denote the event that a man and woman respectively is selected for survey.

$$W

Let $Y, S$ and $E$ be the event that that response is "You", "Spouse or significant other" and "About equal", respectively.

Let $n$ be the total number of observations and $n(\cdot)$ be the number of observations corresponding to an event.

Answer

a. 0.48 ~~ b. 0.10 ~~ c. 0.26

Visit J-Loaded.com

For more.....

$M$