Question
Suppose a geyser has a mean time between eruptions of 77minutes. If the interval of time between the eruptions is normally distributed with standard deviation
Suppose a geyser has a mean time between eruptions of 77minutes. If the interval of time between the eruptions is normally distributed with standard deviation 18minutes, answer the following questions.
- What is the probability that a random sample of 7 time intervals between eruptions has a mean longer than 86 minutes?
The probability that the mean of a random sample of 7 time intervals is more than 86 minutes is approximately
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An Introduction to the Mathematics of Financial Derivatives
Authors: Ali Hirsa, Salih N. Neftci
3rd edition
012384682X, 978-0123846822
