Pupil outcome: I can explain how the mean changes when the total quantity or number of values changes Key learning points: - When the total value of the set increases, the mean average increases. - When the total value of the set...

Pupil outcome: I can explain how to use the mean to make comparisons between two sets of information Key learning points: - The mean value can be used to compare two different sets of data. - The mean is a single value which can...

Pupil outcome: I can explain the relationship between the mean and sharing equally. Key learning points: - The mean is the size of each part when a quantity is shared equally. - The mean value of a set of data is the total of the numbers...

Pupil outcome: I can explain how to calculate the mean of a set of data including a value of zero Key learning points: - The mean value of a set of data is the total of the numbers divided by how many numbers there are. - If a value in...

Pupil outcome: I can explain why the mean is useful and when it is not appropriate representation of a set of data Key learning points: - If there is an outlier or value that does not fit with the set the mean average will not be...

👉 Learn how to find the mean, the median, and the mode of a set of data. The (arithmetic) mean of a set of data is the average of the set of data and is obtained by adding up the numbers in the set of data and dividing it by the count of...

👉 Learn how to find the variance and standard deviation of a set of data. The variance of a set of data is a measure of spread/variation which measures how far a set of numbers is spread out from their average value. The standard...