AlizandraU43648 AlizandraU43648

25-10-2022
Mathematics

contestada

A factory makes car batteries. The probability that a battery is defective is1/6 If 400 batteries are tested, about how many are expected to be defective?A. 40 B. 25C. 16D. 375

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MizukiL551913 MizukiL551913

25-10-2022

Since there are 400 batteries are tested

Since the probability of the defective batteries is 1/6

The number of defective batteries =

[tex]\frac{1}{16}\times400=25[/tex]

The answer is B

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