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....


The table shows the results of a survey in which separate samples of 400 adults each from the East,<br>South, Midwest, and West were asked if traffic congestion is a serious problem in their community.<br>Complete parts (a) and (b).<br>Bad Traffic Congestion?<br>Adults who say that traffio congestion<br>is a serlous problem<br>East<br>34%<br>South<br>32%<br>Midwest<br>West<br>26%<br>57%<br>.....<br>(a) Construct a 95% confidence interval for the proportion of adults from the Midwest who say traffic congestion is a serious problem.<br>The 95% confidence interval for the proportion of adults from the Midwest who say traffic congestion is a serious problem is ( . ).<br>(Round to three decimal places as needed.)<br>

Extracted text: 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). Bad Traffic Congestion? Adults who say that traffio congestion is a serlous problem East 34% South 32% Midwest West 26% 57% ..... (a) Construct a 95% confidence interval for the proportion of adults from the Midwest who say traffic congestion is a serious problem. The 95% confidence interval for the proportion of adults from the Midwest who say traffic congestion is a serious problem is ( . ). (Round to three decimal places as needed.)

Jun 04, 2022
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