QUESTION 2 (30 MARKS) A random sample of 100 students were asked about their level of education in a survey and is summarized as below Education level SPM Diploma Degree Master Number of 15 25 35 25 students, i. State the variable and its type. (2 marks) ii, State the type of measurement (Hint: Nominal, ordinal, interval or ratio) (1 mark) ili. State an appropriate graphical display to represent the data above. (1 mark) CONFIDENTIAL/3 FBA/PFD1353/NOV21 b. In a survey of foreign tourist in Langkawi, the ages of these tourists are as given in the following frequency distribution table. Age (X years) Frequency 16 less than 26 11 26 less than 36 15 36 less than 46 35 46 less than 56 40 56 less than 66 66 less than 75 10 i. Calculate the mean, median, variance and standard deviation, (10 marks) ii. Find the first and third quartile (8 marks) C. Let a random variable has the p.d.for P(X = x) = m(2 - x), forx = 0,1,2