Mark read that 56% of all US households own a pet. To test this claim, Mark collected a convenience sample and asked each member of the sample if they own a pet. Which is most likely going to be true about the results of Mark's research? It is unlikely that the results will confirm that 56% of all US households own a pet. Mark's results will most likely show a percent that is lower than 56%. Mark's results will most likely show a percent that is higher than 56%. Mark's results are very likely to confirm that about 56% of all US households own a pet