3.53 0.52228 ? 0.0001428 a. What is the dependent and independent variables in the above regression equation of Omantel firm? b. Calculate the estimated t-ratio. c. Test the slope estimates for statistical significance at the 10 percent significance level. d. Interpret the coefficient of determination.

ENGR.ECONOMIC ANALYSIS
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Author:NEWNAN
Publisher:NEWNAN
Chapter1: Making Economics Decisions
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Q4. The Omantel firm has estimate the Sales of fibre internet
connections in Oman with the related to advertising expenditure
made by the company over the past 26 months. Following is the
firm estimated results of the regression equation.
DEPENDENT VARIABLE: Y
R-SQUARE
F-RATIO
P-VALUE ON F
OBSERVATIONS: 26
0.85121212
8.747
0.0187
PARAMETER
STANDARD
VARIABLE
ESTIMATE
ERROR
T-RATIO
P-VALUE
INTERCEPT
7.6
6.33232
1.200
0.2643969
3.53
0.52228
?
0.0001428
a. What is the dependent and independent variables in the
above regression equation of Omantel firm?
b. Calculate the estimated t-ratio.
Test the slope estimates for statistical significance at the 10
percent significance level.
d. Interpret the coefficient of determination.
Transcribed Image Text:Q4. The Omantel firm has estimate the Sales of fibre internet connections in Oman with the related to advertising expenditure made by the company over the past 26 months. Following is the firm estimated results of the regression equation. DEPENDENT VARIABLE: Y R-SQUARE F-RATIO P-VALUE ON F OBSERVATIONS: 26 0.85121212 8.747 0.0187 PARAMETER STANDARD VARIABLE ESTIMATE ERROR T-RATIO P-VALUE INTERCEPT 7.6 6.33232 1.200 0.2643969 3.53 0.52228 ? 0.0001428 a. What is the dependent and independent variables in the above regression equation of Omantel firm? b. Calculate the estimated t-ratio. Test the slope estimates for statistical significance at the 10 percent significance level. d. Interpret the coefficient of determination.
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