Reference no: EM1376351
1.A Taiwan electronics corporation exports personal computers (PCs) to the U.S. Their PC sales (in thousands) over the past five years are given below:
Year Sales
1 6
2 9
3 13
4 15
5 20
What is the regression equation if the company wants to predict sales?
a.Y = 2.4 + 3.4X
b.Y = 12.6 + 3.5X
c.Y = 2.4A + 3.4B
d.Y = 3.4 + 2.4X
e.Y = 20 + 3.5X
2.Average weekly claims for unemployment insurance, money supply and the index of stocl prices are all examples of
a.leading indicators
b.coincident indicators
c.lagging indicators
d.none of the above
3.Among the advantages of the least-squares trend analysis techniques is
a.the ease of calculations
b.relatively little analytical skill required
c.its ability to provide information regarding the statistical significance of the results
d.all of the above.
4.An increase in demand:
a.causes the demand curve to shift to the left.
b.means consumers are willing and able to buy more at any price.
c.creates a surplus at the original price.
d.could be caused by an increase in the price of a complementary good.
5.Which of the following is a microeconomic concern?
a.Whether Microsoft is a monopoly or not.
b.Whether a new governmental policy is inflationary or not.
c.The effect that a new "policy action" such as Kosovo will have on national income.
d.Whether government can implement a policy that will eliminate unemployment.
6.Which of the following is a macroeconomic concern?
a.The wage rates of electricians in Kansas City.
b.The effects of agricultural price supports on the income of farmers.
c.How profits are maximized by a firm.
d.The causes of unemployment in the United States.
7.What is the major problem in projecting with a trend line?
|
Explanation of multiple regression
: A company's marketing dept. obtained information from 10 of the firm's outlets. The information consists of the qty. and price of the products sold at each outlet from the distribution center.
|
|
Regression models comparison
: Overheard at water cooler: My regression model of demand is better than one that the consultant prepared for us because it has a higher R2.
|
|
Determine an equation for electricity cost
: Briefly describe your answer and clearly, showing any necessary computations. Westminster Corporation has had the following experience over the last five quarters:
|
|
Estimate potential sales of employer product
: Suppose you have been employed as an economic analyst, your job is to use the Regression Model to estimate potential sales of your employer's product.
|
|
Major problem in projecting a trend line
: A Taiwan electronics corporation exports personal computers to the United States Their PC sales over the past five years are following:
|
|
Independent variables of a regression equation
: Determine which of the following refers to a relatively high correlation among independent variables of a regression equation?
|
|
Advantage of the production function
: A major advantage of production function is that it can be easily transformed into a linear function, and thus can be analyzed with the linear regression method.
|
|
Calculate the regression
: In Milky Way Galaxy, a class of 2,000 students took a course in Astronomy. The 1st exam scores and final exam percentage reached earth, but transmission broke off after only a dozen students' scores were received.
|
|
Question about human capital model
: A labor economist estimates a regression of log earnings on schooling, experience, ability, as measured through, and interactions in schooling and experience,
|