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 c 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 90%. Complete parts (a) through (c) below. a. Assume that nothing is known about the percentage to be estimated. n= (Round up to the nearest integer.) b. Assume prior studies have shown that about 55% of full-time students earn bachelor's degrees in four years or less. n=
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 c 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 90%. Complete parts (a) through (c) below. a. Assume that nothing is known about the percentage to be estimated. n= (Round up to the nearest integer.) b. Assume prior studies have shown that about 55% of full-time students earn bachelor's degrees in four years or less. n=
MATLAB: An Introduction with Applications
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Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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Round up to the nearest integer for a-b.
![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 90%. Complete parts (a)
through (c) below.
a. Assume that nothing is known about the percentage to be estimated.
n=
(Round up to the nearest integer.)
b. Assume prior studies have shown that about 55% of full-time students earn bachelor's degrees in four years or less.
(Round up to the nearest integer.)](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9f6b24cc-bd5a-411c-8665-637e9984c151%2Fb419f2f9-cea5-4c80-b512-d7cbc9a9640e%2Fr5zwrwl_processed.jpeg&w=3840&q=75)
Transcribed Image Text: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 90%. Complete parts (a)
through (c) below.
a. Assume that nothing is known about the percentage to be estimated.
n=
(Round up to the nearest integer.)
b. Assume prior studies have shown that about 55% of full-time students earn bachelor's degrees in four years or less.
(Round up to the nearest integer.)
![c. Does the added knowledge in part (b) have much of an effect on the sample size?
O A. No, using the additional survey information from part (b) does not change the sample size.
O B. No, using the additional survey information from part (b) only slightly reduces the sample size.
O C. Yes, using the additional survey information from part (b) only slightly increases the sample size.
O D. Yes, using the additional survey information from part (b) dramatically reduces the sample size.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F9f6b24cc-bd5a-411c-8665-637e9984c151%2Fb419f2f9-cea5-4c80-b512-d7cbc9a9640e%2Fowoih3h_processed.jpeg&w=3840&q=75)
Transcribed Image Text:c. Does the added knowledge in part (b) have much of an effect on the sample size?
O A. No, using the additional survey information from part (b) does not change the sample size.
O B. No, using the additional survey information from part (b) only slightly reduces the sample size.
O C. Yes, using the additional survey information from part (b) only slightly increases the sample size.
O D. Yes, using the additional survey information from part (b) dramatically reduces the sample size.
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