Complex sentence: According to Magid, Plurals are "the least likely to believe that there is such a thing as the American Dream," while Boomers and their Millennial children are "more likely to believe it".
Split into simpler sentences: According to Magid, Plurals are "the least likely to believe that there is such a thing as the American Dream". But on the other hand, according to Magid, Boomers and their Millennial children are "more likely to believe it".