A student was asked to find a 98 confidence interval for widget width using data...
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A student was asked to find a 98 confidence interval for widget width using data from a random sample of size n 23 Which of the following is a correct interpretation of the interval 12 9 31 7 Check all that are correct With 98 confidence the mean width of a randomly selected widget will be between 12 9 and 31 7 There is a 98 chance that the mean of the population is between 12 9 and 31 7 There is a 98 chance that the mean of a sample of 23 widgets will be between 12 9 and 31 7 The mean width of all widgets is between 12 9 and 31 7 98 of the time We know this is true because the mean of our sample is between 12 9 and 31 7 With 98 confidence the mean width of all widgets is between 12 9 and 31 7
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