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SECTION C Question 1 In a competitive examination of 5000 students, the marks of students doing Business Mathematics and Statistics were found to be distributed normally with a mean of 45 and standard deviation of 14. Find the probability that a student scored, a) less than 30% [3 marks) b) between 30% and 70% (4 marks] c) between 60% and 80% [4 marks] d) more than 60% [3 marks] le) more than 40% [3 marks 1) Explain any two properties of a normal distribution. [3 marks]