1a)The distribution of ages of all visitors to a convention is given in the table below Age Number 5-15 132 16-25 678 26
Posted: Thu Apr 28, 2022 7:29 am
1a)The distribution of ages of all visitors to a convention is given in the table below Age Number 5-15 132 16-25 678 26-40 543 41-60 289 60+ 108 If a stratified random sample of 80 is taken, calculate the total number of people needed to be sampled b)Suppose in a population the event in which we are interested consist of proportion as 0.5 and we choose a 95% C. I. Give the sample size required for this population