Question

Question 6 Let's consider a random sample of 20 concentrations of calcium carbonate (CaCO3) in milligrams per litre. 127.8 128.8 129.5 129.8 129.9 130.8 131.2 131.3 131.4 131.4 131.5 131.5 131.7

132.2 132.7 132.7 132.8 133.7 133.9 134.8 a) Represent the data in a stem and leaf diagram. b) Construct a relative frequency distribution and cumulative frequency distribution.

Question image 1