A normal distribution has a mean of 133 and a standard deviation of 7. Find the z-score for a data value of 159. Round to two decimal places
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Step 1
Step 1: Use the formula for z-score: \[z = \frac{x - \mu}{\sigma}\] where \(x\) = data value, \(\mu\) = mean, \(\sigma\) = standard deviation. Show more…
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