Try another version of this question Box 1: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172
Calculate `bar x` (x-bar) for the data shown, to two decimal places
x 7.2 9.6 21.4 3.6 8.2 7.8 28.3 13.4 8.9
Enter DNE for Does Not Exist, oo for Infinity 12.044444444444