The average licensed driver travels 1,028 miles per month in his or her vehicle. Assume the population standard deviation is 345 miles per month. Determine the interval that will contain 94% of the...

The average licensed driver travels 1,028 miles per month in his or her vehicle. Assume the population standard deviation is 345 miles per month. Determine the interval that will contain 94% of the sample means for the sample sizes in parts a through c.

a.30drivers

b.50 drivers