? 0 ? :0 ezto.mheducation.com/hm.tpx ?connect BUSINESS STATISTICS Exam 3-Chapter

Question

? 0 ? :0 ezto.mheducation.com/hm.tpx ?connect BUSINESS STATISTICS Exam 3-Chapters 18-20 4. 1000 points value Exercise 18-17 Algo Six years of quarterly data of a seasonally adjusted series are used to estimate a linear trend model as 103, T,-197.00 1.36t In addition, quarterly seasonal Indices are calculated as 3,0.84,2 0.82, 3 and%-108 a-1. Interpret the first quarterly index In other words, what is the value of the series in the first quarter as compared to the average? O 16% above O 84% below 84% above O 16% below a 2. Interpret the fourth quartorly index. In other words, what is the value of the series in the fourth as compared to the average? 8% below 92% above O 8% above O 92% below b. Make a forecast for all four quarters of next year (Round your answers to 2 decimal places.) Quarter 1 Quarter 2 Quarter 3 O Type here to search

Explanation / Answer

a-1) 16% below

a-2) 8% above

b)

forecast of all 4 quarters:

Quarter 1 =(197+1.36*25)*0.84=194.04

Quarter 2 =(197+1.36*26)*0.82=190.54

Quarter 3 =(197+1.36*27)*1.03=240.73

Quarter 4 =(197+1.36*28)*1.08=253.89

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