Figure 39-3 Use the Figure to Answer the Corresponding Question(s)

question 26

Multiple Choice

Figure 39-3
Use the figure to answer the corresponding question(s) .
-In Figure 39-3, the responses initiated at point A in response to an increase in body temperature include:

• A) a decrease in sweating and panting.
• B) a decrease in muscle activity.
• C) a constriction of blood vessels.
• D) an increase in metabolism.
• E) shivering.

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Definitions:

Null and Alternative Hypotheses

In hypothesis testing, the null hypothesis is a statement of no effect or no difference, and the alternative hypothesis is the statement that researchers seek to provide evidence for.

One-Sample Test

A statistical test used to determine whether a sample mean significantly differs from a known or hypothesized population mean.

Hypothesized Proportion Value

A specified value of a population proportion in hypothesis testing that serves as the basis for comparing with the proportion observed in the sample data.

Proportion

A part, share, or number considered in comparative relation to a whole; a fraction or percentage of a total.