A Recent Survey Was Conducted to Compare the Cost of Solar

question 152

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 $112 and a standard deviation of $15. Three solar homes reported monthly utility bills of $59, $63, and $64. Which of the following statements is true?

• A) Homes using solar power may have lower utility bills than homes using only gas and electricity.
• B) The utility bills for homes using solar power are about the same as those for homes using only gas and electricity.
• C) Homes using solar power may actually have higher utility bills than homes using only gas and electricity.
• D) Homes using solar power always have lower utility bills than homes using only gas and electricity.

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Definitions:

Women

Refers to adult human females.

Health Expectancy

The period of life that a person spends free from disability.

Life Expectancy

The expected number of years of life that remain for a person of a given age.

Economic Factors

Aspects related to the economy that can influence health outcomes, such as income level, employment status, and access to healthcare services.