A company is marketing an additive for gasoline to improve car mileage per gallon of gasoline consumed. Ten cars were selected, and the highway miles per gallon (mpg) for each car without and with the additive were measured. Determine whether there is enough statistical evidence that the mpg is improved upon using the additive with 95% confidence and the p-value approach. Car mpg without additive mpg with additive 123456789 25.5 25.0 19.0 20.1 18.2 19.2 17.5 18.2 24.0 24.0 21.0 21.5 27.5 27.4 18.5 20.0 19.4 20.1 10 26.0 26.2

A company is marketing an additive for gasoline to improve car mileage per gallon of gasoline consumed. Ten cars were selected, and the highway miles per gallon (mpg) for each car without and with the additive were measured. Determine whether there is enough statistical evidence that the mpg is improved upon using the additive with 95% confidence and the p-value approach. Car mpg without additive mpg with additive 123456789 25.5 25.0 19.0 20.1 18.2 19.2 17.5 18.2 24.0 24.0 21.0 21.5 27.5 27.4 18.5 20.0 19.4 20.1 10 26.0 26.2

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.5: Comparing Sets Of Data

Problem 13PPS

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