September 2019
Beginner to intermediate
346 pages
7h 35m
English
Content preview from Hands-On SAS for Data Analysis
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Tests for location
You may have a business problem where certain stakeholders might assume a customer lifetime value to be equal to a certain number. You can use Proc Univariate to test the is hypothesis. In our example, let's assume that the mean of credit transactions is 200. This is our hypothesis. We will run three tests of location to accept or reject the hypothesis:
ODS Select TestsforLocation LocationCounts;Proc Univariate Data = Transactions MU0=200 Loccount;Var Credit;Run;
All three tests have a small p-value of less than 0.05, and hence we reject the null hypothesis that the mean of the distribution is 200. Users of such tests need to be aware that at a hypothesized mean that's equal to 300, you will fail to reject the null hypothesis. ...
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