Refer to the accompanying data set of 20 randomly selected presidents. Treat the data as a sample and find the proportion of presidents who were taller than their opponents. Use that result to construct a 95% confidence interval estimate of the population percentage. Based on the result, does it appear that greater height is an advantage for presidential candidates? Why or why not? Click the icon to view the table of heights. Construct a 95% confidence interval estimate of the percentage of presidents who were taller than their opponents. %
Refer to the accompanying data set of 20 randomly selected presidents. Treat the data as a sample and find the proportion of presidents who were taller than their opponents. Use that result to construct a 95% confidence
Construct a 95% confidence interval estimate of the percentage of presidents who were taller than their opponents.
PRESIDENT HEIGHT HEIGHT OPP
McKinley 170 178
Lincoln 193 188
Reagan 185 177
Taft 182 178
Harrison 173 168
Van Buren 168 180
Harding 183 178
Eisenhower 179 178
Taylor 173 174
Garfield 183 187
J. Kennedy 183 182
Harrison 168 180
J. Q. Adams 171 191
Clinton 188 188
Nixon 182 180
Johnson 192 180
Hoover 182 180
T. Roosevelt 178 175
Buchanan 183 175
Polk 173 185
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