ind the mean and standard error of the distribution of
differences in sample means, x Overscript bar EndScripts Subscript
1 Baseline minus x Overscript bar EndScripts Subscript 2. Samples
of size 110 from Population 1 with mean 83 and standard deviation
13 and samples of size 70 from Population 2 with mean 76 and
standard deviation 15 Enter the exact answer for the mean and round
your answer for the standard error to two decimal places.