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(1 point) Starting salaries of 110 college graduates who have taken a statistics course have a...

(1 point) Starting salaries of 110 college graduates who have taken a statistics course have a mean of $42,249. Suppose the distribution of this population is approximately normal and has a standard deviation of $10,823. Using a 93% confidence level, find both of the following: (NOTE: Do not use commas or dollar signs in your answers.)

(a) The margin of error: ?

(b) The confidence interval for the mean μ: ? <μ< ?

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