For each of the variables below state what level of measurement it is and is it discrete or continuous
(Example: Height-I/R Continuous)
a. Your Height
b. Your age
c. Miles per gallon
d. Number of Childern
e. Number of murders committed in the US
f. Your marital status
g. your income
h. The amount of money you pay on your taxes
i. The number of books you own