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24 August, 12:57

A local grocery store tested spinach samples for E coli bacteria using two different tests. The first test has a 94% probability of giving accurate results, while the second test is accurate 89% of the time. A sample that contains E coli bacteria is tested.

The probability that both tests detect the bacteria is

%.

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Answers (2)
  1. 24 August, 15:00
    0
    Probability of the first test giving accurate results = 84%

    Probability of the second test is accurate = 89%

    Answer = 83.66%

    Step-by-step explanation:

    Got it right on edmentum
  2. 24 August, 16:11
    0
    83.66%
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