After Reading the Description Below, Determine Whether the Study Is

question 6

Essay

After reading the description below, determine whether the study is an observationalor experimental study. Justify your answer with specific references to theinformation in the study."Before expanding the regional airport, children living nearby were determinedto be in one of two aircraft-noise groups (i) aircraft noise at present or (ii)aircraft noise would come with the expansion. Three hundred twenty-sixchildren (mean age = 10.4 years) took part in three data-collection waves, onebefore and two after the expansion of the airports. After the expansion, long-term memory and reading were found to be impaired in the group newlyexposed to aircraft noise."

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Definitions:

Long Term

A period of time that extends significantly into the future, often used in context with planning, goals, and effects that are not immediate.

Chernobyl

The site of a catastrophic nuclear disaster that occurred in 1986 in Chernobyl, Ukraine, leading to extensive environmental and health impacts.

Human Error

A mistake made by a person rather than caused by a malfunctioning machine or system.

Sedimentary Rock

Rock formed from the accumulation and lithification of mineral and organic particles on Earth's surface, often containing fossils and providing insights into Earth's history.