3.Thetimetaken,inseconds,tosolve a problem by each of 25 pupilsis as follows16, 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) Construct a frequency distribution for these data, using a class interval of 10seconds.(b) Draw a histogram to represent the frequency distribution.1 freauency polygon to represent the

3.Thetimetaken,inseconds,tosolve a problem by each of 25 pupilsis as f

1.	3.Thetimetaken,inseconds,tosolve a problem by each of 25 pupilsis as follows16, 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) Construct a frequency distribution for these data, using a class interval of 10seconds.(b) Draw a histogram to represent the frequency distribution.1 freauency polygon to represent the
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