Question: 4. A confidence interval for the slope decreases in width with (9 A decrease in confidence level b) A decrease in sample size :3) Both

4. A confidence interval for the slope decreases in width with

4. A confidence interval for the slope decreases in width with (9 A decrease in confidence level b) A decrease in sample size :3) Both (a) and (b) d) Neither (a) or (b)

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