The corpus callosum is known to be the connector between brain hemispheres, which means that it connects the left side of the brain to the right side. It is this connection that permits for the transfer of information between the two sides of the body. Hence the ability for Elise to write with one hand and steady the paper with the other is as a result of a connection between her left and right brain, which shows growth in her corpus callosum.
2) I will add up all the salaries and divide by the total number of items, I will give you the mean, but be careful when interpreting the mean because it might be misleading.
