NB: You Will Use Normal Distribution Table for This Question.

4. A study conducted in Cape Coast computed the mean vitamin D intake during the period of pregnancy to be 284.22 ug/day with a standard deviation of 96.86 ug/day. Assuming vitamin D intake in this population is normally distributed. What proportion of pregnant women in Cape Coast will have vitamin D intake of a. less than 300 ug/day (3 marks) b. greater than 600 pg/day (3 marks) c. between 200 and 400 ug/day (3 marks) d. To be classified as having adequate vitamin D intake, an individual's intake must rank in the top 25%. Find the lowest possible vitamin D intake 2- nov (3 marks) wre