Multiple Choice
A recent survey was conducted to compare the cost of solar energy to the cost of gas or electric energy. Results of the survey revealed that the distribution of the amount of the monthly utility bill of a 3-bedroom house using gas or electric energy had a mean of $104 and a standard deviation of $10. If the distribution can be considered mound-shaped and symmetric, what percentage of homes will have a monthly utility bill of more than $94?
A) approximately 95%
B) approximately 34%
C) approximately 16%
D) approximately 84%
Correct Answer:
Verified
Correct Answer:
Verified
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