Test Scores on a Standardized Test from Samples of Students $\begin{array}{ll}&UA&UB\\\text { Sample Size } & 28&41 \\\text { Average Test Score } & 84&82 \\\text { variance }& 64&100\end{array}$

Short Answer

Test scores on a standardized test from samples of students from two universities are given below.
$\begin{array}{ll}&UA&UB\\\text { Sample Size } & 28&41 \\\text { Average Test Score } & 84&82 \\\text { variance }& 64&100\end{array}$ Provide a 98% confidence interval estimate for the difference between the test scores of the two universities.