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Visual Example of No Correlation: Sleep and Shoe Size
An example of no correlation, where two variables have no discernible relationship, is the connection between the number of hours a person sleeps and their shoe size. A scatterplot of this relationship shows data points scattered randomly with no clear pattern or line, indicating that knowing one variable provides no information for predicting the other.
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Ch.2 Psychological Research - Psychology @ OpenStax
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Introduction to Psychology @ OpenStax Course
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OpenStax Psychology (2nd ed.) Textbook
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A researcher investigates the potential link between the number of books a person owns and their average daily screen time. After collecting data from a large sample, a scatterplot reveals that the data points are spread out randomly, forming no clear line or curve. What is the most accurate conclusion the researcher can draw from this visual representation of the data?
Visual Example of No Correlation: Sleep and Shoe Size
Line of Best Fit
Visual Example of Positive Correlation: Height and Weight
Visual Example of Negative Correlation: Tiredness and Sleep
Visual Example of No Correlation: Sleep and Shoe Size
Example of Scatterplots for Pearson's r Values
Formatting Axes for Conceptually Similar Variables
Displaying Overlapping Points in Scatterplots
Example of an APA-Style Scatterplot
What is the primary purpose of using a scatterplot in psychological research?