Aperson 5.4 feet tall stands in line of a shadow cast from the top of the house. the shadow hits the top of the person's head, and continues until the shadow ends on the ground 2.4 feet from the person's shoes. the distance along the ground from the tip of the shadow to the house is 14.6 feet. find the height of the house. do not round your answer.

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