Can someone just predict my final mark in math class I was missing 7 assignments and 1 quiz and I handed in 10 quizzes with 4 assignments and I handed in the exam so out of 23 assignments and quizzes I handed in 15 please help me predict my final mark

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