Fuel economy estimates for automobiles built in a certain year predicted a mean of 27.8 mpg & a standard deviation of 5.2 mpg for highway driving. Assume that a normal distribution can be applied. Within what range are 95% of the automobiles?

you are saying it as if a fact, not a question, but yes, you would be correct? ; )

step-by-step explanation:

the median here is 25. your lowest value is 14 and highest value is 48. to find the third quartile, find the medium number in between 25 and 48 which would be 42 i believe.

company a

step-by-step explanation:

using the linear regression models , it is found that company a   pays about $14 more. but using the same regression (linear) company b pays about $10 more.

so company a pays more than b