A factory checks 150 items and finds 3 faulty. About how many faulty items should it expect in a batch of 4,500?

  1. 90
  2. 4410
  3. 180
  4. 30
Answer

A) 90

Relative frequency = 3150; expected = 4500 3150 = 90. SLO M-09-C-08 · Application

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