Roughly Ten Percent of Elementary Schools in California Have a System

question 35

Essay

Roughly ten percent of elementary schools in California have a system whereby 4^th to 6^th graders share a common classroom and a single teacher (multi-age, multi-grade classroom). Suggest an experimental design that would allow you to assess the effect of learning in this environment. Mention some of the threats to internal and external validity and how you would attempt to circumvent these.

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Definitions:

Price Level

A measure that reflects the average prices of goods and services in an economy at a given time.

Nominal GDP

The market value of all final goods and services produced in a country in a given period, measured in current prices.

GDP Deflator

An index measuring the change in prices of all new, domestically produced goods and services in an economy.

Real Output

The total value of all goods and services produced in an economy, adjusted for inflation, reflecting the actual productivity rather than nominal figures.