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Author Question: When testing for the difference between two population variances with sample sizes of n1 = 8 and n2 ... (Read 100 times)

MirandaLo

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on: Jun 24, 2018
When testing for the difference between two population variances with sample sizes of n1 = 8 and n2 = 10, the degrees of freedom are:
 a. 8 and 10
  b. 7 and 9
  c. 2 and 18
  d. 18 and 2

Question 2

The effect of an unpredictable, rare event will be contained in which component of the time series?
 a. Long-term trend c. Seasonal variation
  b. Cyclical variation d. Random Variation


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Bison

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Reply #1 on: Jun 24, 2018
Answer to Question 1

B

Answer to Question 2

D


MirandaLo

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Reply 2 on: Jun 24, 2018
Gracias!

ricroger

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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