18. If y = 232, and trend component is 255, what is the seasonally adjusted value for the first quarter given the following seasonal indices (assume multiplicative model): 1st quarter: 0.78 = 78% 2nd quarter: 1.02 = 102% 3rd quarter: 1.12 = 112% 4th quarter: 1.08 = 108%(Points : 3) A. 297B. 12.7C. 350D. 1.17 Question 19. 19. In decomposition if the 4thquartercyclical component is 1.5, trend component is 255, what is theestimated value for 4th quarter if we have a multiplicative model? (Hint: Ignore the irregular component)?Seasonal Index 1st quarter: 0.78 = 78% 2nd quarter: 1.02 = 102% 3rd quarter: 1.12 = 112% 4th quarter: 1.08 = 108%(Points : 3) A. 413 B. 400 C. 453 D. Can not be determined. Question 20.20. Which statistic can be used to determine the 95% confidence limits around a forecast?(Points : 3) A. Twice the mean value of the residuals around the forecast. B. Plus and minus the LBQ value from the Chi-square table. C. Plus and minus twice the p-value of the residuals. D. Plus and minus two SEE.
This question was answered on: May 23, 2022
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