Graph (iv) What type of pattern exists in the data? Horizontal pattern Develop a three-month moving average for this time series. Compute MSE and a forecast for month 8. If required, round your answers to two decimal places. Do not round intermediate calculation. MSE: The forecast for month 8: Use a = 0.2 to compute the exponential smoothing values for the time series. Compute MSE and a forecast for month 8. If required, round your answers to two decimal places. Do not round intermediate calculation. MSE: The forecast for month 8: Compare the three-month moving average forecast with the exponential smoothing forecast using a= 0.2. Which appears to provide the better forecast based o 3-month moving average v Use trial and error to find a value of the exponential smoothing coefficient a that results in the smallest MSE. Do not round intermediate calculations. Use a two-decimal digit precision for the exponential smoothing coefficient.
Graph (iv) What type of pattern exists in the data? Horizontal pattern Develop a three-month moving average for this time series. Compute MSE and a forecast for month 8. If required, round your answers to two decimal places. Do not round intermediate calculation. MSE: The forecast for month 8: Use a = 0.2 to compute the exponential smoothing values for the time series. Compute MSE and a forecast for month 8. If required, round your answers to two decimal places. Do not round intermediate calculation. MSE: The forecast for month 8: Compare the three-month moving average forecast with the exponential smoothing forecast using a= 0.2. Which appears to provide the better forecast based o 3-month moving average v Use trial and error to find a value of the exponential smoothing coefficient a that results in the smallest MSE. Do not round intermediate calculations. Use a two-decimal digit precision for the exponential smoothing coefficient.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Answer subparts b,c,and e.Solve accurately.

Transcribed Image Text:Graph (iv)
What type of pattern exists in the data?
Horizontal pattern
(b) Develop a three-month moving average for this time series. Compute MSE and a forecast for month 8.
If required, round your answers to two decimal places. Do not round intermediate calculation.
MSE:
The forecast for month 8:
(c) Use a = 0.2 to compute the exponential smoothing values for the time series. Compute MSE and a forecast for month 8.
If required, round your answers to two decimal places. Do not round intermediate calculation.
MSE:
The forecast for month 8:
(d) Compare the three-month moving average forecast with the exponential smoothing forecast using a = 0.2. Which appears to provide the better forecast based on MSE?
3-month moving average v
(e) Use trial and error to find a value of the exponential smoothing coefficient a that results in the smallest MSE.
Do not round intermediate calculations. Use a two-decimal digit precision for the exponential smoothing coefficient.

Transcribed Image Text:Consider the following time series data:
Month
1
2
3
6
7
Value
24
13
20
12
19
23
15
(a) Choose the correct time series plot.
(i)
30
25
20
10
2
3
4
7
Month
(ii)
30
25
20
4
Value
Value
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