Question

Students of a class were given a mathematical aptitude test. Their marks were found to be normally distributed with mean 60 and S.D. 5. What percent of student scored.
(i) More than 60 marks
(ii) less than 56 marks
(iii) Between 45 and 65 marks.

Answer 1

Answer:

IIJWJWJSJSKSKOOZOSOSKSKZ