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Listed below are speeds (mi/h) measured from traffic on a busy highway. This simple random sample was obtained at 3:30 P.M. on a weekday.

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Listed below are speeds (mi/h) measured from traffic on a busy highway. This simple random sample was obtained at 3:30 P.M. on a weekday. Use the sample da deviation. 61 62 62 57 62 53 60 59 60 69 59 67 Click the icon to view the table of Chi-Square critical values. The confidence interval estimate is mi/h

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