A news broadcast invites residents of a community to visit their website and vote for or against new legislation that will decrease benefits for the elderly. The sampling method used by the news show is a
[ Select ] (convenience)(voluntary Response)
sample.

In this scenario, the effected demographic of elderly residents are
[ Select ] (less)(more)(equally)
likely to use technology to vote. As a result, the proportion of people who support decreased benefits will be
[ Select ](overestimated)(underestimated)(eq ually)
for all residents of the community.