Question

Construct a grouped frequency table(by with class intervals 0 – 5(5 is not included), 5 – 10 and so on for the following Marks obtained in Math’s (out of 50) by a group of 35 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 (Arrange the given raw data in ascending order) і) What is the range of the data? іі) Which group contains the maximum number of students ііі) Determine the class difference of 2nd class.​

Answer 1

Answer:

-by a group of 35 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 (Arrange the given raw data in ascending order) і) What is the range of the data