The numbers of shareholders for a selected group of large...

The numbers of shareholders for a selected group of large companies (in thousands) are: $$ \begin{array}{|lclc|} \hline & \begin{array}{c} \text { Number of } \\ \text { Shareholders } \\ \text { (thousands) } \end{array} & \text { Company } & \begin{array}{c} \text { Number of } \\ \text { Shareholders } \\ \text { (thousands) } \end{array} \\ \text { Company } & 144 & \text { Standard Oil (Indiana) } & 173 \\ \text { Southwest Airlines } & 177 & \text { Home Depot } & 195 \\ \text { General Public Utilities } & 266 & \text { Detroit Edison } & 220 \\ \text { Occidental Petroleum } & 133 & \text { Eastman Kodak } & 251 \\ \text { Middle South Utilities } & 209 & \text { Dow Chemical } & 137 \\ \text { DaimlerChrysler } & 264 & \text { Pennsylvania Power } & 150 \\ \text { Standard Oil of California } & 160 & \text { American Electric Power } & 262 \\ \text { Bethlehem Steel } & 143 & \text { Ohio Edison } & 158 \\ \text { Long Island Lighting } & 246 & \text { Transamerica Corporation } & 162 \\ \text { RCA } & 151 & \text { Columbia Gas System } & 165 \\ \text { Greyhound Corporation } & 239 & \text { International Telephone \& } & \\ \text { Pacific Gas \& Electric } & 204 & \text { Telegraph } & 223 \\ \text { Niagara Mohawk Power } & 204 & \text { Union Electric } & 158 \\ \text { E.l: du Pont de Nemours } & 195 & \text { Virginia Electric and Power } & 162 \\ \text { Morris Knudsen Corporation } & 176 & \text { Public Service Electric \& Gas } & 225 \\ \text { Union Carbide } & 175 & \text { Consumers Power } & 161 \\ \text { BankAmerica } & 200 & & \\ \text { Northeast Utilities } & & & & \\ \hline \end{array} $$ The numbers of shareholders are to be organized into a frequency distribution and several graphs drawn to portray the distribution. a. Using seven classes and a lower limit of $130,$ construct a frequency distribution. b. Portray the distribution as a frequency polygon. c. Portray the distribution in a cumulative frequency polygon. d. According to the polygon, three out of four $(75$ percent) of the companies have how many shareholders or less? e. Write a brief analysis of the number of shareholders based on the frequency distribution and graphs.

The numbers of shareholders for a selected group of large companies (in thousands) are:
$$
\begin{array}{|lclc|}
\hline & \begin{array}{c}
\text { Number of } \\
\text { Shareholders } \\
\text { (thousands) }
\end{array} & \text { Company } & \begin{array}{c}
\text { Number of } \\
\text { Shareholders } \\
\text { (thousands) }
\end{array} \\
\text { Company } & 144 & \text { Standard Oil (Indiana) } & 173 \\
\text { Southwest Airlines } & 177 & \text { Home Depot } & 195 \\
\text { General Public Utilities } & 266 & \text { Detroit Edison } & 220 \\
\text { Occidental Petroleum } & 133 & \text { Eastman Kodak } & 251 \\
\text { Middle South Utilities } & 209 & \text { Dow Chemical } & 137 \\
\text { DaimlerChrysler } & 264 & \text { Pennsylvania Power } & 150 \\
\text { Standard Oil of California } & 160 & \text { American Electric Power } & 262 \\
\text { Bethlehem Steel } & 143 & \text { Ohio Edison } & 158 \\
\text { Long Island Lighting } & 246 & \text { Transamerica Corporation } & 162 \\
\text { RCA } & 151 & \text { Columbia Gas System } & 165 \\
\text { Greyhound Corporation } & 239 & \text { International Telephone \& } & \\
\text { Pacific Gas \& Electric } & 204 & \text { Telegraph } & 223 \\
\text { Niagara Mohawk Power } & 204 & \text { Union Electric } & 158 \\
\text { E.l: du Pont de Nemours } & 195 & \text { Virginia Electric and Power } & 162 \\
\text { Morris Knudsen Corporation } & 176 & \text { Public Service Electric \& Gas } & 225 \\
\text { Union Carbide } & 175 & \text { Consumers Power } & 161 \\
\text { BankAmerica } & 200 & & \\
\text { Northeast Utilities } & & & & \\
\hline
\end{array}
$$
The numbers of shareholders are to be organized into a frequency distribution and several graphs drawn to portray the distribution.
a. Using seven classes and a lower limit of $130,$ construct a frequency distribution.
b. Portray the distribution as a frequency polygon.
c. Portray the distribution in a cumulative frequency polygon.
d. According to the polygon, three out of four $(75$ percent) of the companies have how many shareholders or less?
e. Write a brief analysis of the number of shareholders based on the frequency distribution and graphs.

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