Estimate the trend using a centered moving average

Assignment Help Applied Statistics

Reference no: EM13930290

Consider the quarterly electricity production for years 1-4:

Year	1	2	3	4
Q1	99	120	139	160
Q2	88	108	127	148
Q3	93	111	131	150
Q4	111	130	152	170

(a) Estimate the trend using a centered moving average.

(b) Using an classical additive decomposition, calculate the seasonal component.

(c) Explain how you handled the end points.

Reference no: EM13930290

Questions Cloud

Cash receipts and payments and other data : Below are account balances, cash receipts and payments and other data for X Limited, a company that distributes chemical supplies, for the financial year that ended 30 June 2012 and 30 June 2013.

Effective explanation of the competitiveness of countries : Examine on the basis of existing theories and experiences of the developing countries why the extent to which factor availability is no longer an effective explanation of the competitiveness of countries.

Explain the choice of the smoother lengths : Explain the choice of the smoother lengths in about two sentences. Write the whole smoothing operation as a single weighted moving average by finding the appropriate weights.

List all movie ids and titles that have never been rented : List names of the tables that you have created whose name starts with MM. (Hint: use data dictionary view USER_TABLES).

Estimate the trend using a centered moving average : Estimate the trend using a centered moving average. Using an classical additive decomposition, calculate the seasonal component. Explain how you handled the end points.

Basic research design issues : What are the basic research design issues? Describe them in some detail.

Calculate the trend-cycle and monthly seasonal indices : Use a classical multiplicative decomposition to calculate the trend-cycle and monthly seasonal indices. Do the results support the graphical interpretation from part (a)?

Summarize basic principles of solution-focused brief therapy : Summarize the basic principles of Solution-Focused Brief Therapy (SFBT). Be sure you describe the main techniques used in this method of family therapy. Does this model of family therapy fit with the other models you have studied?

Unconventional monetary policy : Explain why some central banks have decided to undertake unconventional monetary policy in the form of quantitative easing.

User Account

All Pages