The sample

1. On average, how much is your university tuition fee during a long semester?

8000,12000,1000,5000,8000,7500,1000,1000,6000,9000,15000,7000,7000,6000,7000,2800,70000,5000,14000,5000,14000,5000,7000,7000,8000,8000,10500,5000,5000,6000,7000,7000,7000,3000,7000,5000,7000,3000,6000,

8000,4000,5000,8000,8000,10000,5000,3000,8000,9000,7000,5000,40000. (n = 52)

construct the 95 percent confidence intervals of the population mean for the variable.