A Statistically Significant Difference Between Two Sample Groups Is NOT

question 48

Multiple Choice

A statistically significant difference between two sample groups is NOT likely to be

• A) a reflection of differences between the populations they represent.
• B) due to chance variation within and between the sample groups.
• C) observed more than 5 percent of the time the groups are compared.
• D) observed when the two groups are very large.

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Definitions:

Critical Period

A specific time during development when the presence or absence of certain experiences can have profound and lasting effects on an individual.

Basic Trust

An essential belief in the reliability and predictability of the world, usually developed in early childhood.

Teratogen

Any agent that can cause developmental malformations in an embryo or fetus when the mother is exposed during pregnancy.

Developmental Stage

A phase in the growth or development process of an organism or entity characterized by specific physical, psychological, or emotional features.