Which of the Following Statements Regarding Infant Emotions Is FALSE

question 89

Multiple Choice

Which of the following statements regarding infant emotions is FALSE?

• A)When babies want or need something,they cry.
• B)When babies feel sociable,they smile.
• C)At first,crying signifies physical discomfort;later,it signals psychological distress.
• D)Babies display their first social smile within minutes of birth.

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Definitions:

Significance Level

A threshold set by researchers before conducting an experiment to determine at what probability level results will be considered statistically significant, commonly set at 0.05 or 5%.

Type I Error

The incorrect rejection of a true null hypothesis, also known as a "false positive" finding.

Type II Error

The error made by failing to reject a false null hypothesis, often denoted as a false negative in hypothesis testing.

Average Cost

The total cost divided by the number of goods or services produced. It represents the per unit cost of production or operation.