Mean is 80, standard deviation is 4. Need help with figuring out questions 8, 9, 10 and 11

Part D: ** What raw scores mark the middle 95 % of this dis Steps: Q8: What are the z-scores that mark the middle 95% of this distribution? 2 45 Q9: What is the raw score below the mean? Q10: What is the raw score above the mean? Part E:* *What is the median of this distribution? Q11: What is the median of this distribution