The following is a cross-tabulation of votes in the 2008 Democratic presidential primary by age for a

Question:

The following is a cross-tabulation of votes in the 2008 Democratic presidential primary by age for a local sample of respondents aged 18 and over:

a. Which is the independent variable and which is the dependent variable?
b. Compute total percents for the cross-tabulation.
c. What percent of the sample voted for Kerry?
d. What percent of the 18-29 age group voted for Edwards?
e. Among which age group was Kerry most popular?
f. Among which age group was Edwards most popular?
g. Among which age group was Dean most popular?