Just how far away from the mean is the data point? Pupils calculate the standard deviation for a set of data and find out how many standard deviations a point is away from the mean. The teacher leads a discussion on how to calculate z-scores to find the exact distance away from the mean.

Concepts

standard deviation, mean

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Additional Tags

math

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Instructional Ideas

• Provide several opportunities for class members to calculate z-scores

Classroom Considerations

• Pupils should be able to solve one-variable equations
• The class should know how to calculate standard deviations

Pros

• Contains differentiation strategies
• Provides steps the instructor should take to teach the concept

Cons

• None

Common Core

HSS-ID.A.2 HSS-ID.A.4