Collecting and Interpreting Data Question
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Grade 11 Collecting and Interpreting Data CCSS: HSS-ID.A.4
Which of the following is true about calculating a z-score for data which is not normally distributed?
- There is no difference from normally distributed data.
- Although it can be computed, it may not have a typical (or any useful) meaning.
- It can be computed, but the formula is slightly different (one takes the square root of the usual z-score).
- It is impossible to compute the z-score for non-normally distributed data.