A student was asked to find a 90 confidence interval for

Last updated: 4/22/2023

A student was asked to find a 90 confidence interval for widget width using data from a random sample of size n 27 Which of the following is a correct interpretation of the interval 13 p 30 47 Check all that are correct With 90 confidence the mean width of all widgets is between 13 and 30 4 With 90 confidence the mean width of a randomly selected widget will be between 13 and 30 4 The mean width of all widgets is between 13 and 30 4 90 of the time We know this is true because the mean of our sample is between 13 and 30 4 There is a 90 chance that the mean of the population is between 13 and 30 4 There is a 90 chance that the mean of a sample of 27 widgets will be between 13 and 30 4