hi, this is my question:

a factory has 70 employees.

A) Explain how you could obtain a random sample of 15 employees from this factory?

would this be alright to do:

35/70 X 15= 7.5 = 8 people

35/70 X 15= 7.5 = 8 people

8+8 =16 so then i would -1 away from one of them so it makes 15?