Can somebody please help me I will mark u brilliant

Answer: 14
Step-by-step explanation:
Since they said find the mean
You are suppose to add up all the numbers then divide it by how many numbers are there.
Answer:
14
Step-by-step explanation:
You first add up all the number shown on the chart. Then you divide the sum by the number of values. 12+11+12+20+15 = 70. 70÷5= 14.