Question 5) (10 points) Answer the following true/false questions. 2 points each. a) As the sample size increases, sample mean converges to its true value. b) Type 1 error is rejecting the null hypothesis when it is in fact true. c) Decide module in ARENA is unable to model n chance events at the same time. Therefore, one needs to use a sequence of decide modules to model n chance events. d) Random numbers distributed according to Erlang distribution can be generated by successive generation of Weibull random numbers. e) Customer waiting time is an important measure of performance in service systems