What should be the class intervals for drawing the pylon?

Explanation:

The choice between inclusive and exclusionary class intervals depends on the nature of the data and the conventions followed in statistical analysis.

Inclusive class intervals include both the lower and upper bounds in the interval, while exclusionary class intervals include the lower bound but exclude the upper bound.

The decision to use inclusive or exclusionary class intervals is often based on the context and the specific requirements of the analysis.

So, The Correct Answer is: exclusionary or inclusive