Two hundred simulation runs were completed using the probability of a machine breakdown from the table below. The average number of breakdowns from the simulation trials was 1.76 with a standard deviation of 1.01. No. of breakdowns per week 0 1 2 1.685 to 1.835 Construct a 95% confidence interval for the average number of machine breakdowns. 1.702 to 1.758 1.617 to 1.803 1.607 to 1.753 3 4 1.620 to 1.900 Probability 0.15 0.25 0.36 0.17 0.07

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