The data shows that Group B plants consistently have higher average heights than Group A plants, indicating a positive effect of increased root space on plant growth. To determine whether this effect is due to environmental or genetic factors, additional experiments altering environmental conditions for both groups of plants are needed. If the effect of root space remains consistent regardless of environmental changes, it suggests genetic factors play a role. If changing environmental conditions significantly impacts growth, environmental factors are likely driving the effect of root space.

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The data suggests that increasing root space positively affects plant growth, with Group B plants consistently taller than Group A plants. Further experiments are needed to determine if this effect is due to genetic or environmental factors.