The Table Shows The Results Of A Survey In Which Separate Samples Of 400 Adults (1)

The table shows the results of a survey in which separate samples of 400 adults each from the​ East, South,​ Midwest, and West were asked if traffic congestion is a serious problem in their community. Complete parts​ (a) and​ (b).

A table consists of four rows containing the following information from top to bottom, with row listed first and information listed second; row 1, East 36%; row 2, South 33%; row 3, Midwest 27%; row 4, West 56%. EastSouthMidwestWest36%33%27%56%

(a) Construct a​ 95% confidence interval for the proportion of adults from theWestWest

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