Question

What Is The Probability That A Visitor Adopts A Dog And A Cat? None Dog Total None 35 45 80 Cat 70 150 220 Total 105 195 300.

Answer 1

`Pr(Cat\ and \ Dog) = 0.50`

Explanation:

Given

`Total = 300`

`Cat\ and\ Dog = 150`

See attachment

Required

`Pr(Cat\ and \ Dog)`

This is calculated as:

`Pr(Cat\ and \ Dog) = (n(Cat\ and \ Dog))/(Total)`

This gives

`Pr(Cat\ and \ Dog) = (150)/(300)`

`Pr(Cat\ and \ Dog) = 0.50`