A random sample of 35 four-door passenger vehicles had a mean gas mileage, in miles per gallon
(mpg), of 25.9 mpg, The estimate had a margin of error of 2.6 mpg at a 98% confidence
level. Of the following, which is the most plausible value for the true mean gas mileage of all
four-door passenger vehicles?
24 mpg
29 mpg
32 mpg
35 mpg