True or False

20. Simple exponential smoothing is an appropriate method for prediction purposes when there is a significant trend present in a time series data.

21. The components of time series can be added or multiplied.

22. . Exponential smoothing is a forecasting method that applies equal weights to the time series observations.

23. Simple exponential forecasting method would not be used to forecast seasonal data.

24. Holt-Winter's double exponential smoothing would be an appropriate method to use to forecast a time series that exhibits a linear trend with no seasonal or cyclical patterns

\fProblem 17.3 for the following ratios: otal margin; operating margin; return on assets; return on equity; days cash on hand; debt ratio; debt to equity; debt to capitalization; fixed asset turnover; total asset urnover; days in patient accounts receivable; average age of plant. There is no need to focus on any other ratios. Prepare a side by side trend analysis showing 2014 and 2015 ratios, as well as industry averages for each particular ratio. Can someone help? Please post the formulas used. The problem is as followed