The time taken, in seconds, to solve a problem by each of 25 pupils is

1.	The time taken, in seconds, to solve a problem by each of 25 pupils is as follows: 16, 20, 26, 27, 28, 30, 33, 37, 38, 40, 42, 43, 46, 46, 46, 48, 49, 50, 53 ,58, 59, 60, 64, 52, 20 (a) Constuct a frequency distibution fof these data, using a class interval of 10 seconds. (b) Draw a histogram to represent the frequency distribution .
Answer» The time taken, in seconds, to solve a problem by each of 25 pupils is as follows: 16, 20, 26, 27, 28, 30, 33, 37, 38, 40, 42, 43, 46, 46, 46, 48, 49, 50, 53 ,58, 59, 60, 64, 52, 20 (a) Constuct a frequency distibution fof these data, using a class interval of 10 seconds. (b) Draw a histogram to represent the frequency distribution .

The time taken, in seconds, to solve a problem by each of 25 pupils is as follows: 16, 20, 26, 27, 28, 30, 33, 37, 38, 40, 42, 43, 46, 46, 46, 48, 49, 50, 53 ,58, 59, 60, 64, 52, 20 (a) Constuct a frequency distibution fof these data, using a class interval of 10 seconds. (b) Draw a histogram to represent the frequency distribution .

Answer»

The time taken, in seconds, to solve a problem by each of 25 pupils is as follows:

16, 20, 26, 27, 28, 30, 33, 37, 38, 40, 42, 43, 46, 46, 46, 48, 49, 50, 53 ,58, 59, 60, 64, 52, 20

(a) Constuct a frequency distibution fof these data, using a class interval of 10 seconds.

(b) Draw a histogram to represent the frequency distribution .