For a reent 41-year period, there were 5,469 major earthquakes; these are earthquakes measuring at least 6.0 on the Richter scale in the world.
a)Calculate the probability that the number of major earthquakes in 2016 will be between 131 and 133 inclusive

Question

For a reent 41-year period, there were 5,469 major earthquakes; these are earthquakes measuring at least 6.0 on the Richter scale in the world.
a)Calculate the probability that the number of major earthquakes in 2016 will be between 131 and 133 inclusive

dumbcow · Answer

hmm to figure that out i think we need to know the variance of the earthquakes from year to year

dumbcow · Answer

the mean value is 133.39 so probability is very high its between 131 and 133

dumbcow · Answer

i assume we are using a normal distribution?

anonymous · Answer

yes normal distribution @dumbcow