The regressions Y = 0 + 1X1 + 2X2 + 3X3 + 4X4 + and Y = 0 + 1X1 ...

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The regressions Y = 0 + 1X1 + 2X2 + 3X3 + 4X4 +  and Y = 0 + 1X1 + 2X2 +  were run using a sample of 30 observations. The SSE for the first regression is 298.4 and 382.3 for the second regression. Test H0 : 3 = 4 = 0.
 
  A) Reject H0 at  = 0.05
  B) Reject H0 at  = 0.025
  C) Reject H0 at  = 0.01
  D) Fail to reject H0 at  < 0.10

Question 2

Chebyshev's Theorem says that within two standard deviations of the mean, you will always find at least 88.9 of the data.
 
  Indicate whether the statement is true or false

[lou]

Answer to Question 1

A

Answer to Question 2

FALSE

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Gracias!

[EAN94]

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