The following data represents the number of defective Elmo Live dolls found in 27 batches of 1,000.

0 0 1 3 3 3 4 4 4 4 5 5 5 5 5 5 5 5 6 7 7 7 7 7 8 8 8

For the defective Elmo doll data mentioned above, what is the appropriate measure of central tendency? Explain why (be sure to mention both considerations for appropriate measures of central tendency).