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Unformatted text preview: root of n . The general formula for computing a test statistic for making an inference about a difference between two populations is where statistic 1 and statistic 2 are the statistics from the two samples (usually the means) to be compared, hypothesized value is the hypothesized difference between the two population parameters (0 if testing for equal values), and standard error is the standard error of the sampling distribution, whose formula varies according to the type of problem....
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This note was uploaded on 11/15/2011 for the course QMST 2333 taught by Professor Mendez during the Fall '08 term at Texas State.
- Fall '08