Question 4(Multiple Choice Worth 4 points) (05.05 MC)

Make a conditional relative frequency table for the columns of movie type. Determine which statement has the strongest association.

Do you prefer watching a comedy, a drama, or a thriller movie?
Comedy Drama Thriller Row Totals
Males 40 23 56 119
Females 21 45 18 84
Column Totals 61 68 74 203
Females prefer drama movies.
Males prefer comedy movies.
Males prefer thriller movies.
Females prefer comedy movies.

1- is the product of two rational numbers irrational or rational? first, make a hypothesis by multiplying two rational numbers. then, use variables such as x=a/b and y=c/d and the closure property of integers to prove your hypothesis. 2- what do you think the product of a nonzero rational number and an irrational number is? is it rational or irrational? make use of variables, the closure property of integers, and possibly a proof by contradiction to prove your hypothesis. 3- why do we have to specify that the rational number must be nonzero when we determine what the product of a nonzero rational number and an irrational number is? if the rational number were 0, would it give us the same result we found in part b?