These Statements Are About Changes in the Skin

question 38

Multiple Choice

These statements are about changes in the skin.Which is incorrect?

• A)The skin thins and sags.
• B)Folds,lines,and wrinkles appear.
• C)The skin is easily injured.
• D)Oil and sweat glands secrete more.

---

Definitions:

Significance Level

The probability of rejecting the null hypothesis in a statistical test when it is actually true; a measure of the risk of a Type I error.

SRS

Simple Random Sampling, a method of selecting a sample in which each member of the population has an equal chance of being included.

Null Hypothesis

A statistical hypothesis that assumes no significant difference or effect exists between certain states or parameters in a population.

Significance Level

A threshold in hypothesis testing that determines the probability of rejecting the null hypothesis when it is actually true.