A Correlation of +0

question 88

Multiple Choice

A correlation of +0.70 between children's physical height and their popularity among their peers indicates that

• A) higher levels of popularity among peers is associated with greater physical height in children.
• B) there is no statistically significant relationship between children's height and their popularity.
• C) being unusually short or tall has a negative impact on children's popularity.
• D) children's height has no causal impact on their popularity.

Identify the components of an experiment including factors, levels, and treatments.

Understand the significance of double-blinding in an experiment.

Recognize the necessity of a control group in experimental research.

Recognize and describe the role of blocking variables in experimental design.