Given forecast errors of -40.5, -2, 11.1, and +21.6, the MSE is: O insufficient information is given to calculate the MSE O -9.8 O 744.7 O 75.2 O 75.7
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- What is the approximate forecast for November using a four-month moving average? Oct - 700Sept - 600Aug - 880July - 670June - 430Use the population data in Table 1.8 to estimate the population for the year 2000. Com-pare the result with the actual 2000 population of approximately 281.4 million.Determine the number of significant digits in the following data of 154.65 equal to.
- Use excel to show formulas 1. A job had an observed cycle time of six min., a performance rating of 80 percent, and an allowance factor of 15 percent of job time. Normal time for the job in min. is: 2.A job had an observed time of five minutes, a performance rating of .70, and an allowance factor of 20 percent of job time. Twenty cycles were timed. Standard time for the job in minutes is: *A location analysis has been narrowed down to three locations. The critical factors, their weights, and the ratings for each location are shown below: Location Factor Wt. X Y Z Labor Cost .3 70 60 75 Transportation Cost .3 90 90 60 Market Access .1 60 80 80…4. Using the actual Year-3 numbers check your forecast accuracy, by calculating CFE, MSE, MAD, MAPE, and the tracking signal on microsoft Excel1.What is the minimum monthly rainfall in mm? 2. What Excel formula would you use to find the mean monthly rainfall?
- suppose the five number summary for the normal annual precipitation (in inches) for 12 different U.S. cities is the following: 5.1, 11.5, 16, 22.1, 51.7 A. The IQR is 10.6 This means that the difference between the largest an smallest amount of rainfall is 10.6 inches B. The IQR is 10.6 This means that the range of the middle 50% of rainfall values is 10.6 inches. C. The IQR is 46.6 This means that the difference between the largest and smallest amount of rainfall is 46.6 D. The IQR is 46.6 This means that the range of the middle 50% of rainfall is 46.6 inches.What is the value of 0.5769 from the z-table?A bank developed a model for predicting the average checking and savings account balance as balance=−18,438+317×age+1,240×years education+0.108×household wealth. a. Explain how to interpret the numbers in this model. b. Suppose that a customer is 27 years old, is a college graduate (so that years education=16),and has a household wealth of $130,000.What is the predicted bank balance?
- A bank developed a model for predicting the average checking and savings account balance as balance = - 17,949 + 316 x age + 1,129 x years education + 0.136x household wealth. ents a. Explain how to interpret the numbers in this model. b. Suppose that a customer is 26 years old, is a college graduate (so that years education = 16), and has a household wealth of $190,000. What is the predicted bank balance? Grade anch a. The number 17,949 Contents The number 316 The number 1,129 Plan The number 0.136 p & Resoui ary essible Res rchase Optic ommunicatio Click to select your answer(s) and then click Check Answer. 1 part remaining Clear All Check Answer Type here to search [] F6 & 7Do Exercise 3.4.20Calculate the 60th percentile of the data shown 2.7 7.3 9.6 10.1 12.1 21