Which of the Following Has NOT Been Demonstrated Through Scientific

question 117

Multiple Choice

Which of the following has NOT been demonstrated through scientific research? ​

• A)Rats raised in enriched environments have more synapses than rats raised in impoverished environments.
• B)Kittens deprived of visual stimulation in one eye early in life become permanently blind in that eye.
• C)After listening to classical music, college students show increased performance on some tasks.
• D)Young infants exposed to classical music show higher cognitive performance in preschool.

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Definitions:

Correlation Coefficient

A statistical measure ranging from -1 to 1 that indicates the strength and direction of the linear relationship between two variables.

Scatterplot

A graphical representation of individual data points plotted on a two-dimensional plane, often used to observe and analyze the relationship between two variables.

Least Squares Regression Line

A straight line that best fits the data on a scatter plot, minimizing the sum of the squares of the vertical distances of the points from the line.

Side-by-Side Bar Chart

A graphical display for comparing the frequency, count, or proportion of categories across different groups.