8. Fifteen young asthmatic volunteers were studied to assess the effect of SO2 exposure under various conditions. The following table presents regarding the bronchial reactivity of SO2 stratified by lung function at screen. Group A Group B Group C 20.8 7.5 9.2 4.1 7.5 2.0 30.0 11.9 2.5 24.7 4.5 6.1 13.8 3.1 7.5 Test the hypothesis that there is an overall mean difference in bronchial reactivity among three lung- function groups at 0.05 level of significance.GENERAL INSTRUCTION. Answer the following problems and show your complete solution including the formula used in the problem. MAGIC is strictly prohibited