The Smallest Effective Dose of Ultraviolet (UV) Light Should Be

question 2

Multiple Choice

The smallest effective dose of ultraviolet (UV) light should be used for treatment of skin conditions because?

• A) UV light can cause permanent discoloration of the skin.
• B) The threshold for skin burns is very low and must be avoided.
• C) Circulatory compromise has been shown to occur at higher doses.
• D) Accumulative effects of UV light are associated with certain cancers.

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Definitions:

Level Of Significance

A threshold in hypothesis testing that determines whether the null hypothesis can be rejected.

Null Hypothesis

A statement used in statistical testing which proposes that no statistical significance exists in a set of given observations.

Test Statistic

A value calculated from sample data during a hypothesis test used to determine the probability of observing such a result if the null hypothesis is true.

Null Hypothesis

A default hypothesis that there is no effect, difference, or relationship between variables or conditions being studied.