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

Author Question: The most useful tool to identify the trend component of a time series is A) moving averages. B) ... (Read 223 times)

serike

  • Hero Member
  • *****
  • Posts: 542
on: Jun 24, 2018
The most useful tool to identify the trend component of a time series is
 
  A) moving averages.
  B) exponential smoothing.
  C) regression analysis.
  D) the MAD approach.

Question 2

A company has developed a linear trend regression model based on 16 quarters of data. The independent variable is the measure of time (t = 1 thru 16 where quarter 1 is winter quarter, 2 is spring, etc.).
 
  The company has also developed seasonal indexes for each quarter as follows:
 
  Winter Spring Summer Fall
  1.20 1.00 0.70 1.10
 
  The linear trend forecast equation is: y= 120 + 56t.
  Given this information, what is the seasonally unadjusted forecast for period 19?
  A) 1,064
  B) 1,184
  C) 828.80
  D) 986.7


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by a Subject Expert

Sophiapenny

  • Sr. Member
  • ****
  • Posts: 339
Reply #1 on: Jun 24, 2018
Answer to Question 1

C

Answer to Question 2

B


serike

  • Member
  • Posts: 542
Reply 2 on: Jun 24, 2018
Wow, this really help

okolip

  • Member
  • Posts: 362
Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

« previous next »
 

Did you know?

Though the United States has largely rejected the metric system, it is used for currency, as in 100 pennies = 1 dollar. Previously, the British currency system was used, with measurements such as 12 pence to the shilling, and 20 shillings to the pound.

Did you know?

Hip fractures are the most serious consequences of osteoporosis. The incidence of hip fractures increases with each decade among patients in their 60s to patients in their 90s for both women and men of all populations. Men and women older than 80 years of age show the highest incidence of hip fractures.

Did you know?

Approximately one in three babies in the United States is now delivered by cesarean section. The number of cesarean sections in the United States has risen 46% since 1996.

Did you know?

Critical care patients are twice as likely to receive the wrong medication. Of these errors, 20% are life-threatening, and 42% require additional life-sustaining treatments.

Did you know?

Anti-aging claims should not ever be believed. There is no supplement, medication, or any other substance that has been proven to slow or stop the aging process.

Endotracheal intubation. First, a lighted scope is used to identify the trachea from the esophagus. Endotracheal intubation. First, a lighted scope is used to identify the trachea from the esophagus.
Nerves can transmit many signals at the same time Nerves can transmit many signals at the same time
Example of simplified note for one-time client. Example of simplified note for one-time client.
Rhythmic compression to gluteal muscles using the fist. Press into the large gluteal muscles moving ... Rhythmic compression to gluteal muscles using the fist. Press into the large gluteal muscles moving ...
Time vs. USA Population Exponential Time vs. USA Population Exponential
A mother invests $9000 in a bank account at the time of her daughter's birth. The interest is ... A mother invests $9000 in a bank account at the time of her daughter's birth. The interest is ...
Video: Non-polar compounds - insolubility

For a complete list of videos, visit our video library