Question

A calculator is able to generate random numbers from the interval (0, 1). We need five random numbers from (0, 2/5). Using this calculator, how many independent random numbers should we generate, on average, to find the five numbers needed?

Answer 1

12.5

Explanation:

Using the negative binomial method, we can solve this question. Try defining the variable with parameters (r,p) with success probability p.

Hope this helped!