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Lv 6
? asked in Science & MathematicsMathematics · 9 years ago

Statistics practice question: "according to an airline.."?

According to an airline, a particular flight is on time 75% of the time. Suppose 8 flights are randomly selected and the number of on time flights is recorded. 1-find the probability that exactly 6 flights are on time. 2- find the probability that at least 6 flights are on time. 3- find the probability that fewer than 6 flights are on time. 4- find the probability that between 5-7 flights are on time.

Can someone break this down for me so I can learn this for my exam? Thanks!

1 Answer

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  • ?
    Lv 6
    9 years ago
    Favorite Answer

    number of on time flights has binomial distribution with n=8 and p=0.75

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