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QUESTION 3 Listed below are speeds (mi/h) measured from southbound traffic on |280 near Cupertino, California (based on data from SigAIert). This simple random sample

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QUESTION 3 Listed below are speeds (mi/h) measured from southbound traffic on |280 near Cupertino, California (based on data from SigAIert). This simple random sample was obtained at 3:30 pm on a weekday. Use the sample data to construct a 95% confidence interval estimate of the opulation standard deviation. I62 I61 I61 |57 I61 54 |59 I58 |59 I69 I60 67 O 4.7 mi/h

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