If f={(1, 2), (2, 3), (3,4),(5, 6), (6, 7). what is the range?
(1, 2, 3, 4, 5h
O [1, 2, 3, 5, 6]
O [2, 3, 4, 6, 7)
all whole numbers

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

Does anyone know how to do geometryme with this problem

The distribution of the amount of money spent by students for textbooks in a semester is approximately normal in shape with a mean of $235 and a standard deviation of $20. according to the standard deviation rule, how much did almost all (99.7%) of the students spend on textbooks in a semester?