Back in April and May of 1985, the Gallup organization conducted a poll to estimate the   percentage of Americans who approved of how President Reagan was handling his job.   At the 5% significance level, do the data suggest that the percentage of those who   approved of Reagan increased from April to May in 1985?   Population 1: April p = 795/1528 = 0.5203  Population 2: May p = 840/1528 = 0.5497    Show all your steps, setting up your null and alternative hypothesis.

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