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Social Studies, 18.02.2020 04:48 gloriahope3017

A national survey found that 60% of all movie theater patrons purchase popcorn. Of those that purchase popcorn, 80% add salt and 65% add butter. Assuming the national survey is correct, find the expected value of movie theater patrons who will purchase popcorn out of a sample of 500.
Select one:
a. 300
b. 400
c. 325
d. Cannot be determined

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