A linear regression model is developed that has a slope of -2.5 and an intercept of 10. The sample coefficient of determination is 0.50. Which of the following statements is TRUE?
A) The sample correlation coefficient must be 0.250.
B) The sample correlation coefficient must be -0.707.
C) The sample correlation coefficient must be -0.250.
D) The sample correlation coefficient must be 1.00.
B
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The team leadership model has been criticized for ______.
A. only applying to non-profit organizations B. failing to recognize external environmental factors C. being overly complex D. ignoring the idea that leadership can be shared
Which of the following principles of competitive advantage is related to process implementations?
A. create new products B. raise the barriers to market entry C. differentiate services D. enhance services E. create new services
Hevron Hrist, a multinational company, finances itself each year by procuring 25 percent of its yearly budget through loans from banks. The remaining budget is covered by the company itself. The given scenario suggests that the firm most likely relies on measuring _____ to decide its capital structure.
A. asset management ratios B. leverage ratios C. profitability ratios D. liquidity ratios
The degrees of freedom for a data table with 10 rows and 10 columns is
A. 100. B. 81. C. 18. D. 20.