margin of error and use a confidence level of
Complete parts (a) through (c) below.
of full-time students earn bachelor’s degrees in four years or less.
A.
B.
C.
D.
margin of error and use a confidence level of
Complete parts (a) through (c) below.
of full-time students earn bachelor’s degrees in four years or less.
A.
B.
C.
D.
A.
B.
C.
D.
In a study of government financial aid for college students, it becomes necessary to estimate the percentage of full-time college students who earn a bachelor’s degree in four years or less. Find the sample size needed to estimate that percentage. Use a 0.04 margin of error and use a confidence level of 99%.
in a study of government financial aid for college students it becomes necessary to estimate the percentage of full-time college student who earn a bachelors degree in four years or less find the sample size need to estimate that percentage use a 0.02 margin of error and use a confidence level of 90%.
assume that nothing is known about the percentage being estimated
n = ?
assume prior studies have shown that about 45% of full-time college students earn a bachelors degree in four years or less
n=?
does the ad a knowledge in part B have much affect on the sample size?
a) yes using the additional survey information from part B only slightly increase the sample size
b) no using the additional survey information from part b does not change the sample size
c) yes using the additional Survey information from part be dramatically reduces the sample size
d) no using the additional survey information from part B only slightly reduces the sample size
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