Which statement is true concerning any non-vertical line on the coordinate plane? A. All of the slope triangles on the line are congruent. B. The slope is the same between any two distinct points on the line. C. In the slope triangles, the ratios of the rise to the run are equal to the absolute value of the y-coordinate. D. The slope varies between any two distinct points on the line.

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