Which of the Following Statements About Autocorrelation Are True

question 48

Multiple Choice

Which of the following statements about autocorrelation are true?
I. Successive residuals are often correlated in time series because an event in one time period often influences the event in the next period.
II. If residuals are correlated,we can use r as the coefficient of correlation and conduct the common tests of hypothesis about regression coefficients.
III. A Durbin-Watson statistic d is used,instead of directly conducting a hypothesis test on r.

• A)I only
• B)II only
• C)II and III
• D)I and III

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Definitions:

Current Salary

The present monetary compensation someone receives from employment, before taxes and deductions.

Starting Salary

The amount of money that a new employee is paid at the beginning of their employment.

SPSS Regression Output

The results generated by the statistical software SPSS after performing regression analysis, including coefficients, significance levels, and other diagnostics.

Y-intercept

The point where a line crosses the y-axis on a graph, representing the value of the dependent variable when the independent variable is zero.