Which of the following statements is true?
A) When the standard error of an estimate increases, the confidence interval for the estimate narrows down.
B) Standard error of an estimate does not affect the confidence interval for the estimate.
C) The lower bound of the confidence interval for a regression coefficient, say âj, is given by![Which of the following statements is true? A) When the standard error of an estimate increases, the confidence interval for the estimate narrows down. B) Standard error of an estimate does not affect the confidence interval for the estimate. C) The lower bound of the confidence interval for a regression coefficient, say âj, is given by - [standard error × ( ) ]. D) The upper bound of the confidence interval for a regression coefficient, say âj, is given by + [Critical value × standard error ( ) ].](https://d2lvgg3v3hfg70.cloudfront.net/TB2133/11eab06d_2518_3aa3_beed_3d0a36bebea1_TB2133_11.jpg)
- [standard error × (![Which of the following statements is true? A) When the standard error of an estimate increases, the confidence interval for the estimate narrows down. B) Standard error of an estimate does not affect the confidence interval for the estimate. C) The lower bound of the confidence interval for a regression coefficient, say âj, is given by - [standard error × ( ) ]. D) The upper bound of the confidence interval for a regression coefficient, say âj, is given by + [Critical value × standard error ( ) ].](https://d2lvgg3v3hfg70.cloudfront.net/TB2133/11eab06d_2518_3aa4_beed_b37748d6f7d9_TB2133_11.jpg)
) ].
D) The upper bound of the confidence interval for a regression coefficient, say âj, is given by![Which of the following statements is true? A) When the standard error of an estimate increases, the confidence interval for the estimate narrows down. B) Standard error of an estimate does not affect the confidence interval for the estimate. C) The lower bound of the confidence interval for a regression coefficient, say âj, is given by - [standard error × ( ) ]. D) The upper bound of the confidence interval for a regression coefficient, say âj, is given by + [Critical value × standard error ( ) ].](https://d2lvgg3v3hfg70.cloudfront.net/TB2133/11eab06d_2518_61b5_beed_3fb54489f85f_TB2133_11.jpg)
+ [Critical value × standard error (![Which of the following statements is true? A) When the standard error of an estimate increases, the confidence interval for the estimate narrows down. B) Standard error of an estimate does not affect the confidence interval for the estimate. C) The lower bound of the confidence interval for a regression coefficient, say âj, is given by - [standard error × ( ) ]. D) The upper bound of the confidence interval for a regression coefficient, say âj, is given by + [Critical value × standard error ( ) ].](https://d2lvgg3v3hfg70.cloudfront.net/TB2133/11eab06d_2518_61b6_beed_e17beffda065_TB2133_11.jpg)
) ].
Correct Answer:
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