What Brought the Study of Child Development into the Academic

question 9

Multiple Choice

What brought the study of child development into the academic mainstream and made developmental psychology a first-level discipline within university psychology programs in the mid-19^th century?

• A)the practical application of developmental research
• B)the increasing scientific rigor practiced in developmental research
• C)advances in communication between U.S. and European researchers
• D)the collaboration of psychologists with scientists in other fields of study

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Definitions:

Lucas Reagent

A solution of zinc chloride in concentrated hydrochloric acid used to classify alcohols of low molecular weight.

Trans-4-methylcyclohexanol

A chemical compound featuring a cyclohexane ring with a methyl group and an alcohol group in a trans configuration.

80th Percentile

A value below which 80 percent of the data in a data set falls, indicating the upper 20% of values.

Mean

The average of a set of numbers, calculated by summing all numbers in the set and then dividing by the count of numbers.