Identify the class width, class midpoints, and class boundaries for the given frequency distribution. The frequency distributions are based on data from Appendix B.

Weights (lb)
of Discarded
Plastic                                       Frequency
0.00–0.99...............................................14
1.00–1.99...............................................20
2.00–2.99...............................................21
3.00–3.99.................................................4
4.00–4.99.................................................2
5.00–5.99.................................................1