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CarlosSerr213 CarlosSerr213
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6 years ago
The F-test in ANOVA tests whether or not the population variances are equal.
  Indicate whether the statement is true or false

Q. 2

Which of the following models might be appropriate to describe a new product that has experienced a rapid early growth rate followed by the inevitable leveling off?
 a. Autoregressive model
  b. Linear model for long-term trend
  c. Quadratic model for long-term trend
  d. All of these choices are true

Q. 3

We use the analysis of variance (ANOVA) technique to compare two or more population means.
  Indicate whether the statement is true or false

Q. 4

In determining weekly seasonal indexes for gas consumption, the sum of the 52 means for gas consumption as a percentage of the moving average is 5050 . To get the seasonal indexes, each weekly mean is to be multiplied by:
 a. 5200 / 5050
  b. (5200 + 5050) / 52
  c. (5050 + 52) / 5200
  d. 5050 / 5200
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gknightgknight
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6 years ago
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CarlosSerr213 Author
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#2
6 years ago
Upwards Arrow All were right, you're seriously the best
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