I CAN NOT GET THIS QUESTION WRONG PLEAS HELP Hilary wonders how much sunlight really affects plant growth. She pots 22 plants and puts some in direct sunlight and some in shade and records their height after 3 weeks. Her results are shown in the graph. Which statement best describes the variability?
A) On average a plant grew about 8 cm.
B) A plant grew on average about 3.3 cm.
C) The average range of plant growth was somewhere around 7.5 cm.
D) There are two groups of plant growth. Each group grew a range of 3 cm.