The amount of electricity supplied by a utility to residences
The amount of electricity supplied by a utility to residences in a community during the summer depends on the local weather as well as the habits of the people in the community.
(a) Would a normal model be reasonable to describe the amount of electricity used from one day to the next? Explain your answer briefly.
(b) Would it be reasonable to treat a sequence of daily electricity consumption values as iid normal random variables? Again, explain your answer briefly
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