Question

2. The marks scored by 20 students in a Science test (30 marks) are given below:
8, 7, 12, 17, 20, 11, 16, 21, 28, 25.
27, 18, 20, 19, 7, 29, 16, 15, 20, 27.
Using the data answer the following questions :
(1) How many students scored the lowest marks?
(2) How many students scored 20 marks?
(3) What is the frequency of score 27?
(4) How many students scored more than 20 marks?​

Answer 1

1). 5

2) 3

3)

4)6

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