Kindly solve this asap in handwritten

Using formula

4. The following table shows a frequency distribution of the incomes in Rupees of 1000 factory workers. Income in Rs. (f) 0 - 300 587 300 - 500 235 500 - 1000 142 1000 - 2000 31 2000 - 5000 5 1000 From this table determine the following: (a) The class interval of each class. (b) Percentage of persons earning more than 500. (c) Percentage of persons earning more than 300 but less than 1000. (d) Percentage of persons earning less than 300.MEASURES OF CENTRAL TENDENCY 115 14. The weights of 100 individuals in Kilograms are given in the following frequency distribution. Determine the Arithmetic Mean, Median and the Mode. JA of MHS M.DS . M.A Weights in Kilos Frequency 75 - 80 2 70 - 75 65 - 70 008 1/ OON 60 - 65 000 19 55 - 60 000 23 DOOT 50 - 55 16 C DOGS 45 - 50 9 002 40 - 45 6 100 81 maldoig to sisb sili moil zemooni sboMerl) b siboM ori animals0 met20. Determine the Geometric and Harmonic Means for the following two series. (a) 15, 10, 3 , 0, 14, 25. (b) 15, -10, 3, 16, -12, -17. wonsuport entwollot ent ors from 1 to 20 and thon4. The following table shows the age (X) to the nearest year and the I.Q. (Y) of 60 individuals. Construct a bivariate frequency distribution with about 5 classes for X and 6 classes for Y. X Y X Y X Y X Y X Y X Y 18 60 20 82 25 110 22 108 26 65 27 108 24 80 19 105 27 110 23 90 16 70 16 70 15 70 18 108 29 110 25 85 15 65 18 70 18 75 17 85 27 105 27 95 18 70 19 80 28 100 16 75 28 100 29 98 20 80 17 80 26 110 18 85 29 105 28 108 24 85 21 90 25 55 20 90 17 90 26 110 28 95 23 100 23 65 22 95 16 95 25 88 27 90 25 108 21 75 24 100 21 100 24 59 26 80 26 104 20 80 25 105 20 110 19 60 25 82 29 110