The solution gived detailed steps on performing a hypothesis testing on two population proportions. All formula and calcuations are shown and explained.
A certain researcher thinks that the proportion of women say that the earth is getting warmer is greater than the proportion of men. In a random sample of 250 women, 70% said that the earth is getting warmer. In a random sample of 220 men, 68.18% said that the earth is getting warmer. At the .05 significance level, is ther