Question: it is claimed that vehicles are driven on average more than 20,000km per year. to test this claim, 100 randomly selected drivers are asked to
it is claimed that vehicles are driven on average more than 20,000km per year. to test this claim, 100 randomly selected drivers are asked to meep a record of how many kilometers they travel. would you agree with this claim if the random sample showed on average of 20,800 km and standard deviation of 4000km? use the P-value approach and =0.05 to make conclusion
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