5. School day duration. The number of hours for school day duration for several countries is given below. Estimate the t
Posted: Sun Sep 05, 2021 5:20 pm
5. School day duration. The number of hours for school day duration for several countries is given below. Estimate the true mean school day duration for a country with 90% confidence. Check the normality assumption using a Shapiro-Wilk normality test. Country China Kenya South France Australia UK Japan Russia Brazil Korea Duration 9.5 8 8 8 6.5 6.5 6.5 5 6.5