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For Questions 13 to 16: DEPENDENT VARIABLE: Q R-SQUARE F-RATIO P-VALUE ON F OBSERVATIONS: 12 0.889 80.143 0.003 VARIABLE: PARAMETER ESTIMATE STANDARD ERROR T-RATIO P-VALUE

For Questions 13 to 16:

DEPENDENT VARIABLE: Q

R-SQUARE

F-RATIO

P-VALUE ON F

OBSERVATIONS: 12

0.889

80.143

0.003

VARIABLE:

PARAMETER ESTIMATE

STANDARD ERROR

T-RATIO

P-VALUE

INTERCEPT

210.444

12.571

16.741

0.00000001

X

-1.578

0.176

-8.952

0.00000434

  1. The estimated equation of the value of Q is

A. Q = 16.741 - 8.952X

C. Q = 210.444 - 1.578X

B. Q = 12.571 - 0.176X

D. Q = 210.444 - 8.952X

  1. The figures above show that the equation is

A. statistically significant for both Q and X

C. statistically significant for X but not for Q

B. statistically significant for Q but not for X

D. not statistically significant for both Q and X

  1. The equation shows that the proportion of the variation in the dependent variable Q that is explained statistically by the variation in the explanatory variable X is

A. 90.15%

C. 80.143%

B. 71.25%

D. 88.9%

  1. The F-ratio has a level of confidence of

A. more than 91% but less than 95%

C. more than 99% but less than 100%

B. more than 95% but less than 99%

D. 100%

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