Twenty-five people responded to a questionnaire about what types of pets they had. Construct a frequency distribution for the data (D = dogs only, C = cats only, B = both, N = neither). Solution Frequency of any particular value ,X is just the number of times X occurs in this table. For example, B occurs 14 times. Here is the frequency tableVALUEFREQUENCYD5C4B14N2.