Time-Series Analysis. Pop’s Icicles Company has been operating for… Time-Series Analysis. Pop’s Icicles Company has been operating for the past 6 years and the owner, Pop, has identified that there is a seasonality in the sales of popsicles and ice-creams. He shares the following data with you and asks you to help him answer the questions below because he looked online for various forms and needs to show this information to a potential buyer of his company. Remember that you can call the seasons “quarters” and number them according to your wish if you do not want to directly use the seasons he has listed. Remember to round all numbers to 2 decimal places when entering answers for the equation in part (b) and the forecast in part (c).YearSeasonSales/week1Spring150 Summer250 Fall125 Winter502Spring125 Summer225 Fall150 Winter653Spring136 Summer200 Fall130 Winter654Spring175 Summer235 Fall170 Winter705Spring162 Summer300 Fall150 Winter796Spring150 Summer225 Fall130 Winter72a. Construct a time series plot (include it in your final submission file at the end of the exam) and identify what the highest sales per week Pop has ever had in a season. popsiclesb. Use the time series linear regression analysis using dummies for Spring, Summer, and Fall to find the parameters of the line that minimizes the MSE for this data. Fill in the blanks below to indicate the corresponding parameter estimates: Y-hat = + *Spring + *Summer + *Fall(HINT: Spring = Q1t, Summer = Q2t, and Fall = Q3t if you compare it to the textbook example of snowboots)c. The forecasted Summer sales in Year 7 would be popsicles.Business Management Human Resource Management MSC 3370
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