QUESTION 7 The following is the actual sales for Manama Company for a particular good: t Sales 1 -17 2 18 3 25 4 5 30 31 The company wants to determine how accurate their forecasting model, so they asked their modeling expert to build a trend model. He found the model to forecast sales can be expressed by the following model: Ft-5+2.41 Calculate the amount of error occurred by applying the model is: Hint: Use MSE (Round your answer to 2 decimal places) ick Save and Submit to save and submit. Click Save All Answers to save all answers.