Posted by **danny** on Sunday, June 12, 2011 at 11:16pm.

In the past a certain college has found that 35% of the students will grad within 4 years. A random sample of 450 students at this college is taken and going to be followed until graduation.

A. What is the sampling distribution of the statistic of interest?

B. What is the probality that 135 or less students grad within 4 years for the sample of 450 students??

C. Based on your probability in part b, what do you think about the claim 35% of students will grad in 4 years at this college

## Answer this Question

## Related Questions

- Statistics - A poll was taken of a random sample of 1189 college students. Of ...
- math - random sample of 9600 students. Multistage design effect similar to an ...
- math - random sample of 9600 students. 46% had at least one parent who was a ...
- Statistics - A study is being planned to estimate the mean number of semester ...
- Math-Statistics - A marketing research company needs to estimate which of two ...
- statistics - In a random sample of 112 State College students, 41 students ...
- statistics - In a random sample of 112 State College students, 41 students ...
- Statistics - From random sample of 200 college students, 40 students indicated ...
- Statistics - What percentage of college students are attending a college in the ...
- Statistics - The proportion of students who own a cell phone on college campuses...