The color of your eyes is determined by your genes. Eight percent of the world's people have blue eyes. This inspires you to do your own sampling. You find that 10 of the 30 people in your English class have blue eyes, while 8 out of the 32 people in your math class have blue eyes. Which statement below is correct? Select all that apply. N You cannot use a z-test to compare proportions since your samples are not random. O The two classes do have a statistically significant difference in their proportions at the 99% confidence level. O The two classes do not have a statistically significant difference in their proportions at the 99% confidence level. O The students have a greater proportion of blue eyes than the general population. The students have a lower proportion of blue eyes than the general population. n You can use a z-test to compare proportions since your samples are random. O O