I need some help please ;). will mark brainliest.

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables

Yes8. (03.01)the range of a relation is (1 point)a set of points that pair input values with output valuesx and y values written in the form (x, y)the output (y) values of the relationthe input (x) values of the relation0description

Ahummingbird lives in a nest that is 15 feet high in a tree.the hummingbird flies 17 feet to get from its nest to a flower on the ground.how far is the flower from the base of the tree?