Iswear i will give 50 points and brainliest here are 10 test scores: 73, 74, 76, 77, 78, 79, 80, 80, 82, 84. the mean of these scores is 78.3. does this set have an outlier and, if so, how does removing it affect the mean?

On traditional maps, earth is represented in a flat plane, or by euclidean geometry. however, a globe is a more accurate model that comes from elliptical geometry.how does a globe represent the fact that there are no parallel lines in elliptical geometry? the equator is not parallel to any other latitudinal lines. the north and south poles are never connected by a geodesic. the geodesics connecting the north and south poles never intersect. the geodesics connecting the north and south poles intersect at both of the poles.

Andy has $310 in his account. each week, w, he withdraws $30 for his expenses. which expression could be used if he wanted to find out how much money he had left after 8 weeks?

If 5x - 2 = -12, then x = a) -50 b) -4.4 c) -2.8 d) -2