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Unformatted text preview: 4 points 5. Calculate the mean and standard deviation. You should use the statistics features on your calculator to do this. Show y and y s as marks on the horizontal axis of the histogram. 4 points 6. A rough approximation of the standard deviation is range 4 . Calculate this and compare with the actual standard deviation you calculated in step 5. 2 points 7. The annual rainfall in 2005 for Orlando was 54.3 inches. Mark on the histogram where this data value would fall. Find the standardized value(z-score) for the rainfall in 2005. 4 points...
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- Fall '11