QUESTION 1 Which of the following statements is true? O The cumulative distribution function is the derivative of the probability density function. The normal distribution is a good approximation for Poisson if A<5. O The Erlang distribution is a generalization of the exponential distribution when r is not required to be an integer. None of the other statements is True.

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.