If the residuals have a constant variance, which of the following should be evident?

A) The residuals should have a variance equal to zero for all levels of the independent variable.
B) The plot of the residuals against each x variable should show that the spread in the residuals is about the same at all levels of each of the independent variables.
C) The average residual should be about zero and the residual standard deviation should be approximately 1.
D) None of the above

B

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Handwritten words supersede typewritten words contained in negotiable instruments

a. True b. False Indicate whether the statement is true or false

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Narrative 11-1 Solve the following problems using either Tables 11-1 or 11-2 from your text. When necessary, create new table factors. (Round new table factors to five decimal places, round dollars to the nearest cent and percents to the nearest hundredth of a percent) Rigoberto invests $8,000, at 6% interest, compounded semiannually for 1 year. Use the compound interest formula to calculate the

compound interest for his investment. A) $8,417.50 B) $400.00 C) $487.20 D) $8,400.00

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