Prepared by: Ms. Andrilyn S. Alcantara

1. Exercise 6

2. Answer the following:
•1. Given the population size
with their corresponding
margin of error; determine
the sample size of each of
the following:

8. 2. How many samples
must I pick from 800
members of Mathematics
club if a square margin of
error of 10% is used?

9. 3. A researcher would like to
survey 1000 college students
for his study. If he wants to be
95% precise with the study,
how many students are to be
considered?

10. 4. How many sample
units must be obtained
from 7,000 CCTians, if
10% margin of error is
used?

11. 5. Considering the 1,500
students in the college of
Education, a researcher would
like to make a study with 90%
precision. How many samples
must be taken?