7. A travel website wants to gauge the perceived quality of a major airport. The maximum possible rating is 10, and the results
of a random sample of 50 travelers can be found in the Airport.xlsx file. Develop a 95% confidence interval estimate of the population mean rating for the airport based upon this data.
Since the 3 and 7 have 21 as a common multiple you can divide 21 by the denominator of each term and then multiply it by the numerator which get you while numbers
To find the total amount The formula is A=p (1+r)^t A total amount? P present value 1050 R interest rate 0.06 T time 25 years A=1,050×(1+0.06)^(25)=4,506.46
