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Use the standard Normal distribution Z ~ N(0, 1) for large samples in this lab. Construct a 94% confidence interval for the population mean, .

Use the standard Normal distribution Z ~ N(0, 1) for large samples in this lab.

Construct a 94% confidence interval for the population mean, . Assume the population has a normal distribution. A sample of 40 part-time workers had mean annual earnings of $3120 with a standard deviation of $677. Round to the nearest dollar. (Round to 2 decimals)

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