During the First Few Weeks of Life,newborns Are Most Likely

question 102

Multiple Choice

During the first few weeks of life,newborns are most likely to smile __________.

• A) in response to bright objects
• B) when they are full
• C) in response to seeing a human face
• D) when they achieve new skills

---

Definitions:

Explanatory Variables

Independent variables in a model that are presumed to affect or determine a dependent variable.

MSR/MSE

Mean Square Residual/Mean Square Error, a measure used in statistics to estimate the variance of error or residual components.

T-Test Statistic

A statistic derived from sample data to determine if there is a significant difference between the means of two groups under study.

F-Test Statistic

A statistical method for comparing the variances from two different populations to ascertain if there is a significant difference between them.