There Are 2,000 Bicycles in a Community

question 20

Short Answer

There are 2,000 bicycles in a community.The owners of 1,250 of these bicycles also own locks for the bikes.A sample of 184 bicycles is chosen,and it just so happens that the proportion of bicycles in the sample that have locks is the same as that for the entire community.How many of the bicycles in the sample have locks?

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Definitions:

Semantic Memory

A type of long-term memory involving the storage and recall of general knowledge and facts about the world, separate from personal experiences.

Concepts

Mental representations or categories of objects, events, or activities that share common characteristics.

Events

Events are occurrences or happenings that are significant to the observer, ranging from personal milestones to major historical incidents.

Place

A specific, defined area or environment that holds meaning or significance for an individual or community.