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Midterm Examination Review MATH 210G Fall, 2012 Instructions ...

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• The following plot is a histogram of heights of 100 males solicited on a street<br />

corner in Amsterdam, rounded to the nearest even centimeter. Compute the<br />

mean, median, and variance of this data, rounded to the nearest centimeter.<br />

18<br />

16<br />

14<br />

12<br />

10<br />

8<br />

6<br />

4<br />

2<br />

0<br />

167 169 171 173 175 177 179 181 183 185 187 189 191 193 195 197 199<br />

Figure 2: Heights of random males in Amsterdam<br />

• The following plot is a histogram of heights of 100 females solicited at a shopping<br />

mall in Tokyo, rounded to the nearest even centimeter. Compute the mean,<br />

median, and variance of this data, rounded to the nearest centimeter.<br />

12<br />

10<br />

8<br />

6<br />

4<br />

2<br />

0<br />

129 131 133 135 137 139 141 143 145 147 149 151 153 155 157 159 161 163 165 167 169 171 173 175<br />

Figure 3: Heights of random females in Tokyo

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