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acountyisconsideringraisingthespeedlimitonaroadbecausetheyclaimthatthemeanspeedofvehiclesisgreaterthan35milesperhour.arandomsampleof15vehicleshasameanspeedof39milesperhourandastandarddeviationof5.2milesperhour.at(confidenceinterval)=0.01,doyouhaveenoughevidencetosupportthecountysclaim? whatstheclaim? whatsthet-statistic? whatsthep-value? decidewhethertorejectorfail? interpret the decision in the context of the original claim?
- acountyisconsideringraisingthespeedlimitonaroadbecausetheyclaimthatthemeanspeedofvehiclesisgreaterthan35milesperhour.arandomsampleof15vehicleshasameanspeedof39milesperhourandastandarddeviationof5.2milesperhour.at(confidenceinterval)=0.01,doyouhaveenoughevidencetosupportthecountysclaim?
- whatstheclaim?
- whatsthet-statistic?
- whatsthep-value?
- decidewhethertorejectorfail?
- interpret the decision in the context of the original claim?
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Numerical Analysis
Authors: Richard L. Burden, J. Douglas Faires
9th edition
