An opinion poll was conducted by the Morris Polling Group. Respondents were classified according to their sex (M or F), political affiliation (D, I, R), and the region of the country in which they reside (NW, W, C, S, E, NE).
(a) Use the generalized multiplication principle to determine the number of possible classifications.

Question

An opinion poll was conducted by the Morris Polling Group. Respondents were classified according to their sex (M or F), political affiliation (D, I, R), and the region of the country in which they reside (NW, W, C, S, E, NE).
(a) Use the generalized multiplication principle to determine the number of possible classifications.

ganeshie8 · Answer

count number of possible options in each type of classification,
and multiply them together

ganeshie8 · Answer

sex : 2
political affliation : 3
region : 6

so total possible classifications are : 2 x 3 x 6