The standard deviation is the measure of the range of possible values given by the data.
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Grade 12
Type: Study Card
Grade 12
Type: Study Card
The symbol Σ is the Greek letter sigma and it means the 'sum of ...'
Grade 12
Type: Study Card
The variance is the average of the squared deviations from the mean. The standard deviation is...
Type: Glossary
in any right-angled triangle the sum of the squares on the two right-angle sides is equal to the...
Type: Glossary
(also called classical probability) the calculated probability of an event occurring; or the...
Type: Glossary
a visual representation of all the information given in a finance problem concerning investments...
Grade 8, Grade 9, Grade 10, Grade 11, Grade 12
Type: Study Help
We know that Maths can be a difficult subject to wrap your head around but X-kit Achieve is here...
Grade 12
Type: Study Card
To draw the inverse of a graph, you replace the x-values with the y-values, and the y-values...
Type: Glossary
a change in the position, shape or size of a geometric shape or figure. It is a movement of one...
Type: Glossary
a change in position resulting from a slide with no turn. Each point in the shape is moved in...