
Chapter 7
264
FIGURE 7.37
MS Excel Insert
Function dialog box
FIGURE 7.38
MS Excel Function
Arguments dialog box
FIGURE 7.39
MS Excel worksheet
showing exponential
probabilities for
Example 7.5
(1 – cumulative probability) is the probability that at least 5 minutes (5 or more than 5 minutes);
at least 3 minutes; at least 2 minutes; and at least 1 minute, respectively, will elapse between
arrivals. Column ‘C’ of Figure 7.39 exhibits the computation of these required probabilities.
7.4.2 Using Minitab for Calculating Exponential Probabilities
For computing exponential probabilities with the help of Minitab, click, Calc/Probability
Distribution/Exponential ...