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Please explain? Thanks! Assume that the amount of liquid that a drink machine dispenses into a medium drink follows a Normal distribution, we take a

Please explain? Thanks!

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Assume that the amount of liquid that a drink machine dispenses into a medium drink follows a Normal distribution, we take a sample of 12 drinks and get the following summary statistics: E = 246.2 mi and s = 6.2 ml Calculate a 95% CI for the mean amount of liquid dispensed into a medium drink. 0 a. (242.30, 250.10) 0 b.(242.99, 249.41) Oc. (242.69, 249.71) 0 d. (242.26, 250.14)

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