(c) Alia ada kelas berenang setiap hari keempat dan kelas menyelam setiap hari keenam.
Sekiranya dia ada kelas berenang dan
kelas menyelam pada 5 Jun, bilakah tarikh
berikutnya dia akan mempunyai kedua-dua
kelas berenang dan menyelam?
Alia has swimming class every fourth day and
diving class every sixth day. If she had swimming
class and diving class on 5 June, when will be
the next date that she has both swimming and
diving classes?​

Use the given degree of confidence and sample data to construct a confidence interval for the population mean mu . assume that the population has a normal distribution. a laboratory tested twelve chicken eggs and found that the mean amount of cholesterol was 185 milligrams with sequals 17.6 milligrams. a confidence interval of 173.8 mgless than muless than 196.2 mg is constructed for the true mean cholesterol content of all such eggs. it was assumed that the population has a normal distribution. what confidence level does this interval represent?