Data task 74: A New Zealand Level 3 learner evaluates evidence and justifies a conclusion in a complex context. A normal model has mean 76 and standard deviation 7. What is the z-score of 90?

Data task 74: A New Zealand Level 3 learner evaluates evidence and justifies a conclusion in a complex context. A normal model has mean 76 and standard deviation 7. What is the z-score of 90?

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