Cutie5130 Cutie5130

23-12-2022
Mathematics

Answered

A COMPANY THAT MANUFACTURES BATTERIES GURANTEE THEM A LIFE OF 24 MONTHS
1 THE AVERAGE LIFE HAS BEEN FOUND IN TESTS TO BE 33 MONTHS AND A S. D OF 4 MONTHS HOW MANY WILL HAVE BE REPLACED UNDER GURRANTEE IF A NORMAL DISTRIBUTION IS ASSUMED FOR BATTER LIFETIMES

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