An assembly line fills boxes of Smarties (a yummy chocolate coated candy) with a population standard deviation of 8.9 g. A line technician randomly samples the weight of 71 boxes to find they have a sample mean of 46 g. Construct a 95% confidence interval for the true population mean weight of each Smarties box.State your answers to three decimal places.

This example requires the use of the_______ distribution.

What is the critical value? _________

LOWER limit of confidence interval:________ grams

UPPER limit of confidence interval: _________ grams