A sample of 20 registered voters was surveyed in which the respondents were asked Do you think Chang Johnson Ohm or Smith is most qualified to be a senator The results of the survey are shown in the table Ohm Johnson Johnson Johnson Smith Chang Chang Chang Johnson Chang Ohm Johnson Complete parts a and b to the right Chang Johnson Ohm Johnson Johnson Johnson Chang Ohm 0 a Determine the mode candidate O Chang O Johnson OSmith O Ohm