Compute the upper value limit in the confidence interval

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Compute the upper value (limit) in the confidence interval estimate of the difference among the means of two populations where the mean is 15.3 for a sample of 16 from the first population with a corresponding sample standard deviation of 3.0 the mean is 15.7 from a sample of 17 from the second population with a corresponding sample standard deviation of 3.8 as well as the level of significance is 0.07. Use the critical value of t to four decimals as shown in the table in the textbook as well as enter your response final answer to two decimals i.e. -2.12. We are presumptuous the populations are normally distributed that they have equal variances and that the samples are independent

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