exam

Need in 30 mins

1. If forecasting using 33 months of historical data, how many months should you forecast if using exponential smoothing, SC=.3?

2. IF forecasting using 33 months of historical data, how many months should you forecast if using a 95% Confidence Interval?

3. If forecasting using 33 months of historical data, how many months should you forecast if using a regression forecast?

4.  The price per test is $85, and the variable cost per test is $15.  Using this information, what is the breakeven point in volume if the allocated fixed costs were $210,000?

5. In a single channel single server system, if the service rate is 4 per hour and the arrival rate is 6 per hours, what is the average time a unit spends waiting in the system (Wq)?