A Grocery Store Finds That a Patron Typically Purchases 20

Multiple Choice

A grocery store finds that a patron typically purchases 20 items per visit.In one day,the grocer found that the checkout scanners made 240 price-reading errors in servicing 11,000 patrons.The dpmo is _____.

A) 0.022
B) 45.83
C) 1091
D) 1818