A student was asked to find a 99 confidence interval for widget width in mm using data from a random sample of size n 20 Which

Question

A student was asked to find a 99 confidence interval for widget width in mm using data from a random sample of size n 20 Which of the following is a correct interpretation of the interval 13 6 32 6 Check all that are correct With 99 confidence the mean width of all widgets is between 13 6 mm and 32 6 mm With 99 confidence the mean width of a randomly selected widget will be between 13 6 mm and 32 6 mm There is a 99 chance that the mean of a sample of 20 widgets will be between 13 6 mm and 32 6 mm There is a 99 chance that the mean of the population is between 13 6 mm and 32 6 mm The mean width of all widgets is between 13 6 mm and 32 6 mm 99 of the time We know this is true because the mean of our sample is between 13 6 mm and 32 6 mm

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