This topic contains a solution. Click here to go to the answer
« previous next »

Author Question: Which of the following forecasting methods puts the least weight on the most recent time series ... (Read 103 times)

tsand2

  • Hero Member
  • *****
  • Posts: 520
on: Jun 24, 2018
Which of the following forecasting methods puts the least weight on the most recent time series value?
 a. exponential smoothing with  = .3
  b. exponential smoothing with  = .2
  c. moving average using the most recent 4 periods
  d. moving average using the most recent 3 periods

Question 2

Can a scatter diagram be used to explore the relationship between two nominal variables? Explain why or why not.


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

peter

  • Sr. Member
  • ****
  • Posts: 330
Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

No; scatter diagrams plot points of X and Y when both variables are interval variables. You cannot talk about a nominal variable increasing or decreasing.


tsand2

  • Member
  • Posts: 520
Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review

kilada

  • Member
  • Posts: 311
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

« previous next »
 

Did you know?

Though newer “smart” infusion pumps are increasingly becoming more sophisticated, they cannot prevent all programming and administration errors. Health care professionals that use smart infusion pumps must still practice the rights of medication administration and have other professionals double-check all high-risk infusions.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Did you know?

In women, pharmacodynamic differences include increased sensitivity to (and increased effectiveness of) beta-blockers, opioids, selective serotonin reuptake inhibitors, and typical antipsychotics.

Did you know?

As of mid-2016, 18.2 million people were receiving advanced retroviral therapy (ART) worldwide. This represents between 43–50% of the 34–39.8 million people living with HIV.

Did you know?

Acetaminophen (Tylenol) in overdose can seriously damage the liver. It should never be taken by people who use alcohol heavily; it can result in severe liver damage and even a condition requiring a liver transplant.

Change in American Gender Attitudes, 1977-2006 Over recent decades, views of gender roles have beco Change in American Gender Attitudes, 1977-2006 Over recent decades, views of gender roles have beco
Men and women work the same number of hours a week, but men spend more time on paid work, and women ... Men and women work the same number of hours a week, but men spend more time on paid work, and women ...
Upper Airflow and Weather Forecasting Upper Airflow and Weather Forecasting
Satellites in Weather Forecasting Satellites in Weather Forecasting
Absorption Methods in the Small Intestine Absorption Methods in the Small Intestine
Magnitude of Geologic Time Magnitude of Geologic Time
Video: Carbohydrate digestion - mouth and stomach & pancreas and small intestine

For a complete list of videos, visit our video library