What age groups use social networking sites? A recent study produced the following dat about 768 individuals who were asked their age and which of three social networking sit they used most often. (People who did not use such sites were excluded from the study). Age Group (Years) 25 – 44 Web site 0 - 24 45 – 64 Over 65 Totals | Facebook 77 105 114 12 308 Twitter 46 110 81 7 244 LinkedIn 15 97 95 9 216 Totals 138 312 290 28 768 Suppose one subject from this study was selected at random. Give your answer in reduced (simplified) fraction. (Example: 1/2) Find the probability that the selected subject preferred Twitter.
What age groups use social networking sites? A recent study produced the following dat about 768 individuals who were asked their age and which of three social networking sit they used most often. (People who did not use such sites were excluded from the study). Age Group (Years) 25 – 44 Web site 0 - 24 45 – 64 Over 65 Totals | Facebook 77 105 114 12 308 Twitter 46 110 81 7 244 LinkedIn 15 97 95 9 216 Totals 138 312 290 28 768 Suppose one subject from this study was selected at random. Give your answer in reduced (simplified) fraction. (Example: 1/2) Find the probability that the selected subject preferred Twitter.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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