Question 6 (1.25 points) ns saved Below is information from a survey that cross-

Question

Question 6 (1.25 points) ns saved Below is information from a survey that cross-references purchasing method preference with gender for a survey that was completed for Walmart executives in the Middle Tennessee region From An Essential Guide to Business Statistics, Coursesmart.com Gender Purchasing Method Male Female Total preference On-line in-store 20 175 ferent 110 Calculate the Pla randomly selected person who prefers on-line shopping or in-store shopping) a) .7200 esponse b) 6100 C) .5000 d) 6800

Explanation / Answer

Answer is option D 0.68

P ( online or in store) = p ( online ) + p ( instore) - p( online n in-store)

P ( online ) = 145/500; p ( in store ) = 195/500; p ( on line and in store ) = 0;

P( online or in-store ) = 340/500 = 17/25= 0.68;

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