Question

Construct a grouped frequency table with class intervals 0 – 5, 5 – 10 and so on for the following Marks obtained in maths (out of 50) by a group of students in an examination:
0, 5, 6, 7, 10, 12, 14, 15, 20, 22, 25, 26, 27, 8, 11, 17, 3, 6, 9, 17, 19, 21, 22, 29, 31, 35, 37, 40, 42, 45, 49, 4,50, 16, and 20
і) What is the range of the data?
іі) which group contains the maximum number of students
ііі) Determine the class size
іv) Construct a cumulative frequency table ? what is meaning of cumulative
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Answer 1

Step-by-step explanation:

0-5=4

5-10=6

10-15=4

15-20=4

this model