Answer:
2.5°C
Step-by-step explanation:
You can find the average by adding together all of the numbers and dividing the sum by the amount of numbers. In this case the numbers are 10.4, 0, -2, -2.1, and 6.2. When you add these numbers together, you get 12.5. Since there are 5 numbers, you divide 12.5 by 5 and you get...
2.5°C
