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Author Question: A regression model between sales (y in 1000), unit price (x1 in dollars), and television ... (Read 88 times)

itsmyluck

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on: Jun 24, 2018
A regression model between sales (y in 1000), unit price (x1 in dollars), and television advertisement (x2 in dollars) resulted in the following function: y = 7 - 3x1 + 5x2 For this model, SSR = 3500, SSE = 1500, and the sample size is 18 . If we want to test for the significance of the regression model, the critical value of F at the 5 level of significance is
 a. 3.68.
  b. 3.29.
  c. 3.24.
  d. 4.54.

Question 2

The sum of the relative frequencies for all classes will always equal _____.
 a. the sample size
  b. the number of classes
  c. 1
  d. 100


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Expo

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

a

Answer to Question 2

c


itsmyluck

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

gcook

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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