Karoly (1998) Followed Nine Early Intervention Programs and Concluded Early

question 46

Multiple Choice

Karoly (1998) followed nine early intervention programs and concluded early child care and education did have lasting effects. In Karoly's study

• A) Children were randomly assigned to groups.
• B) Children were followed over 25 years.
• C) The study included objective measures, such as level of criminal activity.
• D) All answers are correct.

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Definitions:

R

Symbol commonly representing resistance in electrical equations, measured in ohms (Ω).

RC Parallel Circuit

An electrical circuit that consists of resistors (R) and capacitors (C) connected alongside each other in parallel, allowing for AC filtering or timed circuits.

R

In electrical engineering, "R" typically refers to resistance, which is a measure of the opposition to the flow of electric current.

Apparent Power

The product of the current and voltage in an AC circuit, measured in volt-amperes, not necessarily equal to the actual power consumed.