sample of 20 registered voters was surveyed in which e respondents were asked Do you think Chang Ohnson Ohm or Smith is most qualified to be senator The results of the survey are shown in the able Johnson Ohm Johnson Johnson Johnson Ohm Johnson Chang Complete parts a and b to the right Johnson Chang Johnson Smith Ohm Ohm Ohm Johnson Chang Johnson Johnson Ohm 0 a Determine the mode candidate OSmith O O O Ohm Johnson Chang b Do you think it would be a good idea to rotate the candidate choices in the question Why OA Yes to confuse the respondents OB Yes to avoid response bias OC Yes to make the resulting counts all closer to each other There is no need to rotate the choices