100% satisfaction guarantee Immediately available after payment Both online and in PDF No strings attached
logo-home
Previously searched by you
Previously searched by you
logo
STA2604 ASSIGNMENT 2 FULL DETAILED SOLUTIONS UNISA 2021 R300,00   Add to cart
Quickly navigate to
Preview
  2.  
  3. University Of South Africa (Unisa)
  4.  
  5. STA2604

Other

STA2604 ASSIGNMENT 2 FULL DETAILED SOLUTIONS UNISA 2021
 32 views  0 purchase

STA2604 ASSIGNMENT 2 FULL DETAILED SOLUTIONS UNISA 2021 All steps are shown, all tables and graphs are shown and explain. A real good solution for a assignment in word. Very professional A good mark guaranteed

Preview 1 out of 10  pages

Document information

  • July 17, 2021
  • 10
  • 2021/2022
  • Other
  • Unknown

Subjects

  • sta2604 assignment 2 full detailed solutions unisa 2021

Written for

All documents for this subject (4)

Seller

avatar-seller
cilliersfrederick

Reviews received

Content preview

Sta1504

Assignment 2



Question 1

1a)
Expression for Aditive model is as follows:



Here,

Time series data represented by Y.

Trend Component is represented by T.

Seasonal Component is represented by S.

Cyclical Component is represented by C.

Irregular Component is represented by I.

Expression for Multiplicative model is as follows:



-------------------------------------------------------------------------------------------------------------------------------

 The additive model is useful when the seasonal variation is relatively constant
over time.
 The multiplicative model is useful when the seasonal variation increases over
time.




1b)
Holts trend corrected exponential smoothing:
It is an extension of Simple Exponential Smoothing method. Holt extended exponential
smoothing method to allow forecasting the data with trend.

The time series data which shows only trend pattern is appropriate to use for Holts
trend corrected exponential smoothing.

The benefits of buying summaries with Stuvia:

Guaranteed quality through customer reviews

Guaranteed quality through customer reviews

Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.

Quick and easy check-out

Quick and easy check-out

You can quickly pay through EFT, credit card or Stuvia-credit for the summaries. There is no membership needed.

Focus on what matters

Focus on what matters

Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!

Frequently asked questions

What do I get when I buy this document?

You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.

Satisfaction guarantee: how does it work?

Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.

Who am I buying this summary from?

Stuvia is a marketplace, so you are not buying this document from us, but from seller cilliersfrederick. Stuvia facilitates payment to the seller.

Will I be stuck with a subscription?

No, you only buy this summary for R300,00. You're not tied to anything after your purchase.

Can Stuvia be trusted?

4.6 stars on Google & Trustpilot (+1000 reviews)

73216 documents were sold in the last 30 days

Founded in 2010, the go-to place to buy summaries for 14 years now

Start selling
R300,00
  • (0)
  Buy now