The numbers should be 2, 2, 5, 9 and 12.
The arithmetic mean is found by adding the numbers and dividing the sum by the number of numbers in the list.
The median is the middle value in a list ordered from smallest to largest. The mode is the most frequently occurring value on the list.
Let us take numbers 2, 2, 5, 9 and 12.
mean = 30/5
mean= 6
range = 10.
Learn more about mean, mode and median here:
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