السبت 11 أكتوبر ... A moodle.nct.edu.om 5. Out of 48 customers in a shop, a sample of 8 customers are selected for a survey. Find the sample elements by using systematic sampling method? What is the...

Extracted text: السبت 11 أكتوبر ... A moodle.nct.edu.om 5. Out of 48 customers in a shop, a sample of 8 customers are selected for a survey. Find the sample elements by using systematic sampling method? What is the sampling interval? Write down the samples. 6. A sample of 70 students from all the three departments of Nizwa College of Technology are selected for a survey. There are 80 students in Business department, 120 students in IT department and 150 from Engineering department. How many students are selected from each department in the sample if you use stratified sampling method?