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Compute the test statistic

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Reference no: EM131099725

To test H: u = 20 versus H:u< 20, asimple random sample size of n=18 is obtained from population that is known tobe normally distributed.<?xml:namespace prefix = o ns = "urn:schemas-microsoft-com:office:office" />

a. If x- =18.3 and s =4.4 compute the test statistic.

T= (round to 2 decimal places as needed).

Reference no: EM131099725

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