Apolling organization collects data about public opinion concerning a new park that city officials want to build in a historic neighborhood. the polling organization concludes that 56% of the public is in favor of building the park, with a margin of error of ±6. what are the actual possible percentages of the public that support building the new park?

Astudent is determining the influence of different types of food on the growth rate of spiders. she feeds one group of spiders two caterpillars twice a week. the other group received similarly-sized beetles twice a week. she records the amount of time required for individuals to reach sexual maturity. her hypothesis is that the spiders feeding on caterpillars will have a faster growth rate because caterpillars have a higher protein content compared to beetles. in this experiment, what is the dependent variable? spiders assigned to different feeding groups. time required to reach sexual maturity number of prey items fed twice a week. growth rates of each group.