FILE Access the data labeled R e n ta ls on the text w ebsite that in clu d es m o n th ly rents o f a t w o - b e d r o o m a p a r tm e n t in tw o cam pus towns: Ann Arbor, Michigan, and Davis, California.

Davis, California, is kn ow n to have higher rents than Ann Arbor, M ichigan; h ow ever, it is n o t clear if it also has higher variability in rents. At a 5% sig n ific a n c e level, d e t e r m in e if t h e variance o f rent in Davis, California, is m o re th a n th a t o f Ann Arbor, M ichigan. State your a ssu m p tion s clearly. P-399