A biological psychologist records the number of cells in a particular brain region of cats that respond to a tactile stimulus. Nine cats are used. The following cell counts/animal are recorded: 15, 28, 33, 19, 24, 17, 21, 34, 12. Compute the following:
a. Mean
b. Median
c. Mode
d. Range
e. Standard deviation
f. Variance biological.