The Standard Error of the Mean

question 49

Multiple Choice

The standard error of the mean:

• A)is never larger than the standard deviation of the population.
• B)decreases as the sample size increases.
• C)measures the variability of the mean from sample to sample.
• D)All of these choices are true.

---

Definitions:

Competent

Having the necessary ability, knowledge, or skill to do something successfully.

Language Development

The process by which children come to understand and communicate language during early childhood.

Mature Forms

Fully developed stages of organisms or their features.

Private Speech

Speech spoken to oneself for communication, self-guidance, and self-regulation rather than for communicating with others; often observed in children as a developmental stage.