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jabezslade22
22.04.2020 •
Mathematics
The time between consecutive eruptions of Mont Etna in Sicily is exponentially distributed denoted by random variable X, with the mean of [X] = 1/ years. The exponential pdf fX(x) = e−x for x ≥ 0, and zero elsewhere. Find the probability of the next eruption occurs before next 2 years, P(x < 2) =?
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Ответ:
0.9975
Step-by-step explanation:
check the attached files below
Ответ:
Step-by-step explanation:
1. Expand by distributing terms.
2. Remove parentheses.
3. collect like terms.
4. Simplify.
Therefore, the answer is, -16x + 20.