P VALUE? TEST STATISTIC? CONFIDENCE INTERVAL ___TO____

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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P VALUE?

TEST STATISTIC?

CONFIDENCE INTERVAL ___TO____

A researcher with the Department of Education followed a cohort of students who graduated from high school in a
certain year, monitoring the progress the students made toward completing a bachelor's degree. One aspect of his
research was to determine whether students who first attended community college took longer to attain a bachelor's
degree than those who immediately attended and remained at a 4-year institution. The data in the table attached below
summarize the results of his study. Complete parts a) through e) below.
Sample Data
n
Sample mean time to
graduate, in years
Sample standard
deviation time to
graduate, in years
Print
Community
College Transfer
265
5.49
1.144
Done
No Transfer
1162
4.44
1.006
X
uate.
time to graduate.
hity college or not.
lents.
Transcribed Image Text:A researcher with the Department of Education followed a cohort of students who graduated from high school in a certain year, monitoring the progress the students made toward completing a bachelor's degree. One aspect of his research was to determine whether students who first attended community college took longer to attain a bachelor's degree than those who immediately attended and remained at a 4-year institution. The data in the table attached below summarize the results of his study. Complete parts a) through e) below. Sample Data n Sample mean time to graduate, in years Sample standard deviation time to graduate, in years Print Community College Transfer 265 5.49 1.144 Done No Transfer 1162 4.44 1.006 X uate. time to graduate. hity college or not. lents.
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