In a simple random sample of 300 college students, 35.0 percent stated that they intended to pursue an advanced degree.  [Show Work] A. How many of the 300 college students sampled intend to pursue an advanced degree?  B. To the 95 percent confidence level, find the confidence interval estimate, (to nearest tenth of a percent) of ALL college students who intend to pursue an advanced degree, Can we safely assume that less than 40.0% of all college students intend to pursue an advanced degree? C. If we wanted to reduce the margin of error to 4.0 percent, how big would our sample SIZE have to be (again, to the 95 percent confidence level)?

MATLAB: An Introduction with Applications
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Author:Amos Gilat
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In a simple random sample of 300 college students, 35.0 percent stated that they intended to pursue an advanced degree. 

[Show Work]

A. How many of the 300 college students sampled intend to pursue an advanced degree? 

B. To the 95 percent confidence level, find the confidence interval estimate, (to nearest tenth of a percent) of ALL college students who intend to pursue an advanced degree, Can we safely assume that less than 40.0% of all college students intend to pursue an advanced degree?

C. If we wanted to reduce the margin of error to 4.0 percent, how big would our sample SIZE have to be (again, to the 95 percent confidence level)?

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