Which of the following is not a measure of central tendency

If you roll two fair dice (one black die and one white die), in how many ways can you obtain a 4 on at least one die?

What is the nth term rule of the linear sequence below? 27 , 25 , 23 , 21 , 19 , . .

If benito is selecting samples of five values from the table, which row will result in the greatest mean? population data row 1 4 2 2 3 3 row 2 3 3 4 3 2 row 3 2 4 3 4 3 row 4 3 4 4 7 3 row 1 row 2 r