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Base SAS 9.4 Procedures Guide, Third Edition
book

Base SAS 9.4 Procedures Guide, Third Edition

by SAS Institute
August 2014
Intermediate to advanced content levelIntermediate to advanced
2218 pages
209h 16m
English
SAS Institute
Content preview from Base SAS 9.4 Procedures Guide, Third Edition
Testing Hypotheses
Defining a Hypothesis
The purpose of the statistical methods that have been discussed so far is to estimate a
population parameter by means of a sample statistic. Another class of statistical methods
is used for testing hypotheses about population parameters or for measuring the amount
of evidence against a hypothesis.
Consider the universe of students in a college. Let the variable X be the number of
pounds by which a student's weight deviates from the ideal weight for a person of the
same sex, height, and build. You want to find out whether the population of students is,
on the average, underweight or overweight. To this end, ...
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Publisher Resources

ISBN: 9781629593043