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Earthquakes and the Poisson Distribution
Name:___________________
1.
2.
Print a copy of the Excel spreadsheet which includes your frequency distribution
and descriptive statistics.
Is our sample representative of the population? Why or why not?
3.
Mean = _______ (The mean is sometimes referred to as “lambda.”)
Standard deviation = _______
4.
Let the random variable x represent the number of earthquakes occurring in any
given day. Calculate the following probabilities to four decimal places.
a) P(x = 0) = _______
b) P(x = 25) = _______
c) P(x = 50) = _______
d) P(x = 75) = _______
e) P(x = 100) = _______
f) P(x  10) = _______
g) P(x  40) = _______