Data Collected by Child Development Scientists Produced the Following 90

question 22

Multiple Choice

Data collected by child development scientists produced the following 90% confidence interval for the average age (in months) at which children say their first word: 10.2 < μ(age) < 13.5.

• A)90% of the children in this sample said their first word when they were between 10.2 and 13.5 months old.
• B)We are 90% sure that the average age at which children in this sample said their first word was between 10.2 and 13.5 months.
• C)Based on this sample,we can say,with 90% confidence,that the mean age at which children say their first word is between 10.2 and 13.5 months.
• D)We are 90% sure that a child will say his first word when he is between 10.2 and 13.5 months old.
• E)If we took many random samples of children,about 90% of them would produce this confidence interval.

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Definitions:

Group Discussions

A form of collective communication where members share information, ideas, or opinions on a particular subject in a collaborative environment.

Intimate Space

Refers to the physical distance around a person regarded as highly personal or private, usually reserved for close friends, family, and intimate partners.

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Stitches used to close incisions in the abdominal area after surgery, crucial for wound healing and preventing infection.

Clarification

Making a situation or declaration simpler and easier to understand.