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Alipantsxo Alipantsxo
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A year ago
What is a developmental norm?


the age at which an average child achieves a skill

the mean age at which children achieve a skill

the median age at which children achieve a skill

the age at which most children achieve a skill
Textbook 

Psychology: Themes and Variations


Edition: 5th
Authors:
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nauticalpalnauticalpal
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A year ago
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More questions for this book are available here
the median age at which children achieve a skill
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