Data task 34: A New Zealand Level 3 learner evaluates evidence and justifies a conclusion in a complex context. A normal model has mean 68 and standard deviation 8. What is the z-score of 84?

Data task 34: A New Zealand Level 3 learner evaluates evidence and justifies a conclusion in a complex context. A normal model has mean 68 and standard deviation 8. What is the z-score of 84?

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