Hot shot- a question of consistency

This Core Maths resource is a precursor to the linked tasks of Due dates, Baby boom and Chicken and egg, on the Normal distribution. It introduces the need for a measure of spread related to the mean leading to the variance and standard deviation.

Hot shot: Teacher guidance
This teacher guidance gives an overview of the task including prior student knowledge, suggested approaches and possible extensions.

Hot shot: A question of consistency 
This PowerPoint and Notebook file presentation compares the results of a shooting competition, introducing variance and standard deviation to compare competitors.

Hot shot: Handout
This student handout contains the results of nine competitors’ results in the shooting competition.

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