Let p1 represent the population proportion of U.S.senatorial and congressional (House of Representatives)Democrats who are in favor of a new modest tax on junk food.Let p2 represent the population proportion of U.S.senatorial and congressional Republicans who are in favor of a new modest tax on junk food.Out of the 265 Democratic senators and members of Congress,106 of them are in favor of a junk food tax.Out of the 285 Republican senators and members of Congress,only 57 are in favor of a junk food tax.Find a 95 percent confidence interval for the difference between proportions l and 2.
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