A Survey Revealed That 21

question 180

Multiple Choice

A survey revealed that 21.5% of the households had no checking account,66.9% had regular checking accounts,and 11.6% had NOW accounts.Of those households with no checking account 40% had savings accounts.Of the households with regular checking accounts 71.6% had a savings account.Of the households with NOW accounts 79.3% had savings accounts. The probability that a randomly selected household has a savings account is:

• A) 0.609.
• B) 1.000.
• C) 0.227.
• D) 0.657.
• E) 0.537.

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Definitions:

ACT Model

A theory in cognitive psychology that explains how we acquire, process, and use knowledge, focusing on mechanisms such as procedural and declarative memory.

Iconic Memory

A brief, transient visual memory that holds an exact copy of the visual stimulus for a very short period of time, usually less than a second.

Memory Systems

The structures and processes involved in the storage and retrieval of information in the brain.

ACT Models

Cognitive architecture theories that aim to simulate human thought processes, including how people represent knowledge and produce actions based on that knowledge.