# In a survey made last year in a university found that 75% of students

# found the food in the student center is satisfactory. We want to test

# this number if it still holds this year.

# Surveying 2000 students, we found that 1540 students found the food okay.

# Based on this sample, is there any evidence that population proportion

# from last year has changed this year?

# Test this at 95% confidence level.(Watch CI_Q3.m4v in Module 4)

# a) Construct the hypotheses to test the claim that population proportion is same as last year.

# H0:

# Ha:

# b) Test the hypotheses and make a conclusion with a confidence level of 95%.

# c) Conclusion: