Select the function that's represented in the graph. Question 1 options: A) ƒ(x) = 3(x + 3)2 – 5 B) ƒ(x) = (x – 3)2 – 5 C) ƒ(x) = 3(x – 3)2 – 5 D) ƒ(x) = (x + 3)2 – 5

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