California based on data from sigalert this simple random

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Reference no: EM13608771

Listed below are speeds (mi/h) measured from southbound traffic on I-280 near Cupertino, California (based on data from SigAlert). This simple random sample was obtained at 3:30 p.m. on a weekday. Use a .05 significance levelto test the claim that the sample is from a population with a mean that is less than the speed limit of 65 MPH.

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Reference no: EM13608771

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