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Managerial Econ Chapter 5

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An estimated regression coefficient is 10 with a standard error of 5. The null hypothesis is that the partial regression coefficient equals zero. What is the value of the t-statistic for testing the null hypothesis of the regression coefficient? Choose one answer. | a. 2 | | | b. 0.5 | | | c. 5 | | | d. 1 | | Correct Marks for this submission: 1/1. Question 2 Marks: 1 Given the demand function in log-linear form: Q = 120 - 1.5P + 12ADV where Q = quantity, P = price, and ADV = advertising expenditures, what is the price elasticity? Choose one answer. | a. -1.5, elastic | | | b. 1.5, inelastic | | | c. 12, elastic | | | d. 120, elastic | | Incorrect Marks for this submission: 0/1. Question 3 …show more content…

As the manager of Good A, which of the following would be of greatest concern (based on the regression results above)? Choose one answer. | a. None of the factors below would be of concern. | | | b. pressure on you by your salespersons to lower the price so that they can boost their sales | | | c. an impending recession | | | d. a price reduction by the makers of good B | | Incorrect Marks for this submission: 0/1. Question 11 Marks: 1 The total sum of squares is 400 and the sum of squares errors is 100, what is the coefficient of determination? Choose one answer. | a. 25 | | | b. 1.00 | | | c. 0 | | | d. 0.75 | | Correct Marks for this submission: 1/1. Question 12 Marks: 1 One of the series included among the lagging indicators is Choose one answer. | a. average duration of unemployment. | | | b. the change in sensitive material prices. | | | c. employees on non-agricultural payrolls. | | | d. the index of industrial production. | | Correct Marks for this submission: 1/1. Question 13 Marks: 1 The t-statistic is computed by Choose one answer. | a. dividing the regression coefficient by the standard error of the estimate. | | | b. dividing the standard error of the coefficient by the regression coefficient. | | | c. dividing the R2 by the

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