-charts controls the dispersion of the process Group of answer choices True False     Using 3 period moving average forecasting method, find forecast for week 6 (round your answer up). Weeks Actual Number of Patients Forecasted Number of Patients 1 652   2 890   3 728   4 1,006   5 926   6 878 ? Group of answer choices 926 patients 840 patients 937 patients 847 patients 887 patient

The following table gives the number of pints of type A blood used at Damascus Hospital in the past 6 weeks: Week Of August 31 September 7 September 14 September 21 September 28 October 5 Pints Used 350 370 410 381 371 378 a) The forecasted demand for the week of October 12 using a 3-week moving average = 376.67 pints (round your response to two decimal places). b) Using a 3-week weighted moving average, with weights of 0.20, 0.35, and 0.45, using 0.45 for the most recent week, the forecasted demand for the week of October 12 = pints (round your response to two decimal places and remember to use the weights in appropriate order the largest weight applies to most recent period and smallest weight applies to oldest period.)

Calculate the Mean Absolute Percentage Error for the following data: Actual 91 86 87 97 Forecast 91.3 86.3 98.1 99.5 (Keep two decimal places in your answer)

Zeba Cafe is the most famous coffeeshop in town and located in the town center wheremost other attractions are for the city residents. Zeba is considering introducing a newseasonal flavored coffee for winter. Your Manager of Surveys has suggested thefollowing four methods for selecting a sample to determine customer demand for thisproduct in the small town of 6,000 people: a. Method A Survey the first 100 people in line on a weekday for the noon showingof the newest hit movie at the town movie theater.b. Method B Survey every 5th person arriving at the town playground on aweekday afternoon until 100 people are questioned.c. Method C Randomly select 50 citizens from registered residents in the town hall.Contact each person and arrange to survey him or her.d. Method D Randomly select 250 citizens from registered residents in the townhall. Contact each person and arrange to survey him or her.Explain the pros and cons of each of these sampling methods. Then, at the bottom, select the…

ces Inter-State Moving and Storage Company wishes to establish a control chart to monitor the proportion of residential moves that result in written complaints due to late delivery, lost items, or damaged items. A sample of 50 moves is selected for each of the last 12 months. The number of written complaints in each sample is 8, 7, 4, 8, 2, 7, 11, 6, 7, 6, 8, and 12. Click here for the Excel Data File a. Insert the mean proportion defective, UCL, and LCL (Leave no cells blank - be certain to enter "0" wherever required. Round your intermediate calculations and final answers to 2 decimal places.) Mean proportion defective UCL LCL c. Does it appear that the number of complaints is out of control for any of the months? Yes ONO

The following table gives the number of pints of type A blood used at Woodlawn Hospital in the past 6 weeks: Week Of August 31 September 7 September 14 September 21 September 28 October 5 a) The forecasted demand for the week of October 12 using a 3-week moving average = pints (round your response to two decimal places) b) Using a 3-week weighted moving average, with weights of 0.10, 0.30, and 0.60, using 0.60 for the most recent week, the forecasted demand for the week of October 12 = pints (round your response to two decimal places and remember to use the weights in appropriate order the largest weight applies to most recent period and smallest weight applies to oldest period.) c) If the forecasted demand for the week of August 31 is 360 and α = 0.20, using exponential smoothing, develop the forecast for each of the weeks with the known demand and the forecast for the week of October 12 (round your responses to two decimal places). Week Of August 31 September 7 September 14 September…

Nike CIO surveyed their employees at the R&D department and collected the following data to help him to decide whether employees should work from home or commute to the work. The data represents the number of miles that employees commute from home to work each day. There are two samples: one for males and one for females. Males: 13 5 2 23 23 14 5 Females: 15 6 3 2 6 Which of the following statements is true? Females have the larger range. The coefficient of variation is larger for males than for females. The coefficient of variation is larger for females than for males. Females have the larger mean.

Naïve method versus three period Moving Average The number of major plumbing repair jobs performed by Augur’s Plumbing Service in each of the last six months is listed below.   Month                                Jobs      October                                92 November                            94 December                            98 January                                 95 February                               99 March                                  104        Use the ‘textbook’ naïve method to forecast April jobs (Ft+1 = Xt + (Xt – Xt-1). Use the three- period moving average to forecast jobs in April Based upon the MAD (mean absolute deviation), determine whether the three-period moving average or textbook naïve method is more accurate, based upon forecasts for January through March.

Which methods to use depends on the type of variable(s) being analyzed.

The following table contains the number of complaints received in a department store for the first 6 months of operation: Note: Round final answer to a whole number. MONTH January February COMPLAINTS 38 49 86 96 116 146 If a three-month moving average is used to smooth this series, what would have been the forecast for May? March April May June Forecast for May