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Analyze: Two-Sample T Test
Column Index 1: Choose a numeric vector of data values in columns.
Column Index 2: Choose a numeric vector of data values in columns.
Hypothesized Mean: Enter the test mean.
Mean < Hypothesized Mean (lower-tailed),
Mean > Hypothesized Mean (upper-tailed).
If you choose a lower-tailed or an upper-tailedhypothesis test,
an upper or lower confidence bound will be constructed, respectively,
rather than a confidence interval.