nt8119386 nt8119386

21-12-2022
Mathematics

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Suppose that 25% of the fire alarms in a city are false alarms. Let X denote the number of false alarms in a random sample of 100 alarms. Find the probabilities for the following number of false alarms: a) P(28 ≤ X ≤ 30) = b) P(X ≥ 35) = Round to the nearest hundredth.

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