This graph shows how tall five types of trees were after they grew for 10 years. Tree Growth After Ten Years 40 20 الا eJOWEDÁS Green Ash Norway Spruce Bur Oak Gingko Which statement correctly describes the data shown in the graph and the type of observation used? O The gingko tree grew 14 feet; this is a qualitative observation. The bur oak tree's growth rate averaged 2.5 feet per year; this is a quantitative observation.​