Question
Supposed the price of paid apps for a certain category is normally distributed with the mean of $3.5 and a standard deviation of $1. Based
Supposed the price of paid apps for a certain category is normally distributed with the mean of $3.5 and a standard deviation of $1.
Based on the empirical rule, approximately 99.7% of the apps in that category will have the price between which two values (centred around the mean)?
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An Introduction to the Mathematics of Financial Derivatives
Authors: Ali Hirsa, Salih N. Neftci
3rd edition
012384682X, 978-0123846822
