question archive 1) ROYAL FINANCE takes a sample of 5 employees and finds that the sample mean hourly rate was $175 with a sample standard deviation of $30
1) ROYAL FINANCE takes a sample of 5 employees and finds that the sample mean hourly rate was $175 with a sample standard deviation of $30
Subject:MathPrice: Bought3
1) ROYAL FINANCE takes a sample of 5 employees and finds that the sample
mean hourly rate was $175 with a sample standard deviation of $30. Construct a 90% confidence interval for the population average hourly rate of all Royal Finance employees.
2) Kara sells cars for a living. Each month, she earns $1,300.00$1,300.00 of base pay, plus 10.3%
10.3% of commission from her sales.One month, Kara made $57,400.00
$57,400.00 in sales. How much income did she earn in total in that month?
