Homework 4

Homework 4 - Brett Rojas October 26, 2010 OM 210 301...

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Brett Rojas October 26, 2010 OM 210 – 301 Homework #4 Section 3.1, Problem 7 stat function Broker trades, Ranked x ($) Online trades, Ranked y ($) (and see 9.95 5.00 notes below) 12.95 7.00 17.00 9.95 17.00 10.55 24.00 10.99 24.99 12.95 25.00 14.00 29.95 14.95 30.00 14.95 35.00 15.00 35.00 17.95 39.00 19.75 39.95 19.95 40.00 19.95 40.00 19.95 45.00 20.00 45.00 20.00 48.00 24.95 49.95 24.95 50.00 29.95 50.00 29.95 54.00 29.95 55.00 36.00 55.00 62.50 sum Excel 1 * 871.74 491.14 size n Excel 1 24.00 24.00 sq rt n 4.898979486 4.89897948 6 mean, xbar Excel 1 36.32 20.46 median Excel 2 ** 39.48 19.85 mode Excel 2 17.00 19.95 min Excel 1 9.95 5.00 max Excel 2 55.00 62.50 range R 45.05 57.50
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Brett Rojas October 26, 2010 OM 210 – 301 Homework #4 Q1 your own *** 24.990 12.950 Q3 your own *** 48.000 24.950 IQR your own 23.01 12.00 IQR/R " 0.51 0.21 s^2 Excel 2 190.67 140.63 s Excel 2 13.81 11.86 CV your own 0.380 0.579 MoE your own 5.64 4.84 xbar+MoE " 41.96 25.31 xbar-MoE " 30.69 15.62 3s your own
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Homework 4 - Brett Rojas October 26, 2010 OM 210 301...

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