Asked by Ted
To test H0: = 80 versus H1: < 80. a simple random sample of size n = 22 is obtained from a population that is known to be normally distributed.
a) If ¯x = 76.9 and s = 8.5, compute the test statistic.
a) If ¯x = 76.9 and s = 8.5, compute the test statistic.
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Anonymous
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