I'm working on linear regression and I'm stuck on the equation because I'm coming up with a negative number which I don't think is an accurate forecast. The problem also asks for error tests, which I think I have the correct formulas for and will work once the first part is done. Please help! Full details and questions attached.© BrainMass Inc. brainmass.com October 24, 2018, 10:52 pm ad1c9bdddf
Excel file contains solution of linear regression problem.
Trends and Forecasting : Linear Regression and Exponential Smoothing
1- The following data summarizes the historical demand for a product
Month Actual demand
Use exponential smoothing with and the smoothed forecast for July is 32 and determine August and September's smoothed forecasts.
15. Robert has the following accounts on money spent on gambling and winnings:
Money spent Money won
Using linear regression, predict x.