95 % confidence interval for the difference in proportion is what?

Progress Differ Based on Income Level? A survey aksed US teens whether they consider anxiety eir peers. The table below shows the results of whether teens said it was a major proble level of the teens. income Major Not major Total problem problem Less than $75,000 386 150 536 More than $75.000 258 126 384 Total 644 276 920 d in estimating the difference in proportion who think it is a major problem, between th if come below $75:000 think it is a major