IMathAS-libretexts

A student was asked to find a 95% confidence interval for widget width using data from a random sample of size n = 20. Which of the following is a correct interpretation of the interval 14.4 < μ < 34.1?

Check all that are correct.

With 95% confidence, the mean width of a randomly selected widget will be between 14.4 and 34.1.
There is a 95% chance that the mean of the population is between 14.4 and 34.1.
With 95% confidence, the mean width of all widgets is between 14.4 and 34.1.
The mean width of all widgets is between 14.4 and 34.1, 95% of the time. We know this is true because the mean of our sample is between 14.4 and 34.1.
There is a 95% chance that the mean of a sample of 20 widgets will be between 14.4 and 34.1.

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