Quiz – Mean Absolute Deviation
MyOMLab Operations Management
Heizer, Render and Munson
13th Edition
Given four different forecast error values… calculate the mean absolute deviation.
Given four different forecast error values… calculate the mean absolute deviation.
Given monthly data for periods 1 through 8 and the actual data, determine the moving average forecast for a given month.
Given six months (November-April)… find the four month moving average.
Given a large table of numbers including month, demand, average, average monthly, and the seasonal index, determine the room rental forecast
Given the shifts worked by the library each day and the number of books restocked, determine the productivity of books/hr.
Given the number of books the school restocks in a day, and the new number of operating shifts, determine what happened to productivity.
Given the past three years’ seasonal index values for July, along with the average demand over all the months during this time period… find the approximate seasonal index for July.
Given the hours that a small metal shop operates, and if productivity increases by a given %, determine the hours that the plant would have to work to produce a certain number of parts.
Given a table of 5 different periods and their corresponding values as well as three different weights… calculate the three-period weighted moving average forecast for period 6.
Given two different forecasting techniques… determine which one more accurately forecasts the actual demand.