A 95% confidence interval for the average salary of all CEOs in the electronics industry was constructed using the results of a random survey of 40 CEOs. The interval was ($99,752, $113,359). To make more useful inferences from the data, it is desired to reduce the width of the confidence interval. Which of the following will result in an increased interval width?

A 95% confidence interval for the average salary of all CEOs in the electronics industry was constructed using the results of a random survey of 40 CEOs. The interval was ($99,752, $113,359). To make more useful inferences from the data, it is desired to reduce the width of the confidence interval. Which of the following will result in an increased interval width? Decrease the sample size and decrease the confidence level. O Decrease the sample size and increase the confidence level. O Increase the sample size and decrease the confidence level. O Increase the sample size and increase the confidence level