A Scatter Plot Shows Data Points That Are Widely Scattered

question 50

Multiple Choice

A scatter plot shows data points that are widely scattered around a line that slopes down to the right.Which of the following values would be closest to the correlation for these data?

• A)0.80
• B)0.40
• C)-0.40
• D)-0.80

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Definitions:

Experimental Group

In research, the group of participants that receives the treatment or condition being tested, contrasted with the control group that does not.

Random Assignment

A technique for assigning human participants or animal subjects to different groups in an experiment using randomization, which ensures that each participant or subject has an equal chance of being placed in any group.

Experimental Group

In research, the group of participants exposed to the variable or condition being tested to observe its effects.

Random Assignment

A method in experimental design where participants are allocated to different groups or conditions by chance, minimizing biases.