Here is the histogram of a data distribution. all class widths are 1. 4 5 6 7 8 9 10 which of the following numbers is closest to the mean of this distribution?

The answer is 7 because the mean is an average. So if you add up all the numbers and then divide that number by the amount of numbers listed then that will get you your answer which is 7

4+5+6+7+8+9+10=49
49/7=7

3cm and 6 and 9 cm that a possibility of that question