Question

Listed below are the commissions earned ($000) last year by a sample of 15 sales representatives at Furniture Patch Inc. $ 4.0 $17.4 $ 5.8 $18.4 $ 8.1 $22.3 $11.4 $36.4 $12.8 $13.6 $14.1 $43.2 $79.6 $15.0 $16.9 Click here for the Excel Data File ces 1. Determine the mean, median, and the standard deviation (Round your answers to 2 decimal places.)

Answer 1

Given data let X can be represented in table form. be the commissions earned ($000) X; 4 8. I 12.8 14.1 16.9 18.4 36.4 79.6 190.3 Ĉxi-72 298.15 173.37 71.69 51.36 19.07 8.22 229.01 3402.74 4253.6) X; 518 11.4 13.6 15 17.4 22.3 43.2 128.7 CX; - 702 239.23 97.36 58.78 39.28 14.96 1.07 481.06 931.74 n © Mean. X- Exi 190.3+ 128.7 21,267 15 median value of (n+1)th observation in ase. Order value of ( 15 t/th 154!)th observatin in order value of 8th observcetion in ase order Median 15 - ai standard deviations E (X; - )? n-l 4253.61 + 931,74 15-1 370,382) Standard deviation - 19.24 Answers mean = 21.26 Median = 15 standard deviation = 19.24