(Solved): 12. Heights of World Famous Cathedrals The heights (in feet) for a random sample of worid famous ca ...

12. Heights of World Famous Cathedrals The heights (in feet) for a random sample of worid famous cathedrals are listed. In addition, the heights for a random sample of the tallest buildings in the world are listed. Is there sufficient evidence at \( \alpha=0.05 \) to conclude that there is a difference in the variances in height between the two groups?