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25 April, 05:46

A survey reveals that one airline's flights have a 92% probability of being on time. Based on this, out of 4000 flights in a year, how many flights would you predict will arrive on time?

A 368 C 3,680

B 386 D 3,860

+3
Answers (2)
  1. 25 April, 05:50
    0
    To find 92% of 4000, convert the percent into a decimal (0.92) and then multiply it by 4000 to get 3680. The correct answer is d.
  2. 25 April, 05:55
    0
    The expected value = Probability x 4,000 = = > 0.92 x 4,000 = 3,680 (D)
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