Question

In tilton school there are 380 students in key stage 3 240 students in key stage 4 110 students in key stage 5 Phoebe is carrying out of a survey she needs a sample of 100 students stratified by key stage work out the number of students from keystage 3 there should be in the sample.

Answer 1

Step-by-step explanation:

tata Tata bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye bye

Answer 2

52 because the percentage out of the 730 students