Which of the following time-series components is almost always ...

[Kikoku]

Which of the following time-series components is almost always present in sales data for electronics companies?
 
  A) Random
  B) Trend
  C) Seasonal
  D) All of the above

Question 2

Which of the following is true about index numbers? Index numbers are:
 
  A) used to measure the trend component.
  B) used to measure the seasonal component.
  C) used to measure the cyclical component.
  D) used to make a relative comparison of different time periods.

[jsm54321]

Answer to Question 1

A

Answer to Question 2

D

[Kikoku]

YES! Correct, THANKS for helping me on my review

[sailorcrescent]

Thanks for the timely response, appreciate it