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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 data to construct a 98​% confidence interval estimate of the population standard deviation. 65 64 64 56 64 55 60 59 60 70 59 66

Answer :

inyangotobong

Answer:

2.9259 mi/h < x < 9.0175 mi/h

Step-by-step explanation:

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