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In testing the difference between the means of two normally distributed populations using independent random samples with equal variances, the correct test statistic to use is the
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Q29: When sample size is 11, find t<sub>.025</sub>.
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Q105: Find P(395.4 < <img src="https://d2lvgg3v3hfg70.cloudfront.net/TB7056/.jpg" alt="Find P(395.4