solve all the questions

solve all the questions "e: 3hrs. PART - A Marks) Calculate uartile deviation from the followiP8@ata: 0-5 5.10 10.15 15-20 Marks Of 4 students present the followin data in a suitable di 20-25 25.30 ram showin the eal 2014 2015 150 150 170 M.M. 80 Of Trade. Year 2013 2011 2012 120 200 100 190 From the followi details Oi monthly income, draw a Lorenze Curve- Income (in Rs.) 0-10 10-20 20-30 30.40 40-50 No. Of rSOriS the Mean Deviation from Mean and its coefficient for the given data: CiZ5S Fr uency 0-10 10-20 30-40 40-50 Following are the marks obtained by two students: 50-60 Mollie and Isha in 10 sets examinations: Marks Of Mollie 44 80 76 48 52 48 75 54 60 63 Marks of isha Out of Mollie & Isha, who is more consistent? 72 69 68 72 56 51 60 57 54 66 Calculate Karl Pearson's coefficient of correlation from the following data & interpret tl result: Marks in 15 18 21 24 27 30 36 39 Mathematics Marks in Statistics 25 25 27 27 31 33 35 41 42 48 41 45