Question

2) The marks obtained by 30 students in a 150 marks practical exam is given below. Construct a frequency distribution table of a class using a class intervals 0-20, 20-40, 40-60 and so on. 15 63 72 94 24 64 103 36 16 76 130 44 85 125 52 42 17 108 50 32 105 60 68 88 70 92 74 28 56 62​

Answer 1

Step-by-step explanation:

0-20 III 3

20-40 IIII 4

40-60 IIIII 5

60-80 IIIII IIII 9

80-100 IIII 4

100-120 III 3

120-140 II 2