Clipboard Heading 2 Title Font Subtitle Subtle Em Paragraph Styles SECTION B Question 1 Define statistics ge (3 marks) Differentiate between discrete and continuous data (3 marks) c) A random variable, X, is represented by the probability density function (pdf): P(X - X) = [kx; k = 1, 2, 3, 4, 5,6) 0; elsewhere Find: i) The value of k (3 marks) ii) E[X] (4 marks) iii) E[X2] (4 marks) iv) Var(X) (3 marks) v) Standard deviation of X (2 marks) vii) P(2