Supplement Question #1 Given the confidence interval (24.3, 29.5), find the margin of error and the...

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Answer 1

Answer #1

The Confidence Interval is given by T ME

The Lower Limit = T - ME = 24.3 ----(1)

The Upper Limit = T + ME = 29.5 --- (2)

(a) Adding Equations (1) + (2), We get

2 * $\bar{x}$ = 53.8

$\bar{x}$ = 26.9

(b) Subtracting Equation (2) - (1)

2 * ME = 29.5 - 24.3 = 5.2

ME = 2.6

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Answer 2

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