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Exercise 13-31 (LO13-6) The following sample observations were randomly selected. (Do not round the intermediate values....

Exercise 13-31 (LO13-6) The following sample observations were randomly selected. (Do not round the intermediate values. Negative amount should be indicated by a minus sign. Round your answers to 3 decimal places.)

X: 4 5 2 6 10

Y: 6 3 1 7 7

A) Determine the 0.9 confidence interval for the mean predicted when x = 4.

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B) Determine the 0.9 prediction interval for an individual predicted when x = 4.

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