P 75 a = (15 + 1)a 100 100 Then locate the 12th observation in the array which is 80. Thus Apagt;3 = 80 or $80, 000. To locate the third quartile, let P = 75 and Lp = ( n + 1)a = (15 + 1)a = 12 P 50 To locate the median, let P = 50 and L = (n + 1)anbsp;...

Title | : | Study Guide for Use with Statistical Techniques in Business and Economics, First Canadian Edition |

Author | : | Lange, Walter H. (Walter Henry), Zuke, Edmund A |

Publisher | : | McGraw-Hill Ryerson - 2003 |

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