Question

The students gave a competitive exam out of 40 marks in Math, and their scores are 31, 16, 35, 5, 4, 29, 18, 8, 16, 23, 34, 39, 19, 28, 30, 40, 24, 22, 12, 22, 20, 16, 40, 25, 20, 27, 19, 12. Calculate the number number of students (frequency) in each group given as: (a) (1 - 10) (b) (11- 20) (c) (21- 30) (d) (31- 40)
(1) How many students appeared in the exam?
(2) How many students got less than half the questions correct.
(3) How many students got more than half the questions correct.

Answer 1

Answer:

this question is from data handling chapter.

Answer 2

Answer:

17 more than half

11 less than half

28 appeared in the exam

Step-by-step explanation: