ТАBLE 19.12 Data for Example 19.6 Time Frequency (x – x)²f xf X — х (minutes) x f 5 5 -4.22 89.04 8 48 -3.22 82.95 7 11 77 -2.22 54.21 8 15 120 -1.22 22.33 17 153 -0.22 0.82 10 14 140 0.78 8.52 11 13 143 1.78 41.19 12 96 2.78 61.83 13 78 3.78 85.73 14 3 42 4.78 168.55 Σχf922 E (x – x)'f = 515.16 25
ТАBLE 19.12 Data for Example 19.6 Time Frequency (x – x)²f xf X — х (minutes) x f 5 5 -4.22 89.04 8 48 -3.22 82.95 7 11 77 -2.22 54.21 8 15 120 -1.22 22.33 17 153 -0.22 0.82 10 14 140 0.78 8.52 11 13 143 1.78 41.19 12 96 2.78 61.83 13 78 3.78 85.73 14 3 42 4.78 168.55 Σχf922 E (x – x)'f = 515.16 25
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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