The mean is the most commonly used measure of average. To find the mean of a list of numbers, add them all together and divide by how many numbers there are: \(\text{mean} = \frac{\text{sum of all the ...
To find the mode, find the value that occurs most. 2.5 kg, 3.1 kg, 3.4 kg, 3.5 kg, 3.5 kg, 4 kg, 4.1 kg There is only one value that occurs twice, which is 3.5 kg. All other items occur only once. 2.5 ...