Among the 726 surveys that are returned, 24.9% of respondents have used the trail in the last six months. If those under 65 are more likely to use the trail, what would be the likely direction of the bias in using 24.9% as the estimate of the proportion of all Greenville County residents who have used the trail in the last six months

step-by-step explanation:

this is not possible to solve with the info given.   you need at least an one angle somewhere.

-6 is the correct option from the above given options

step-by-step explanation:

no, her answer is not correct.   we square the lengths of all sides and then determine whether the pythagorean theorem holds here:

9² + 15² = 306.   this is not equal to the square of the longest side ( that square being 395.   answer c is correct.