cofficient of rank correlation
NO. correlation just (implies) a relationship ... for example, both may be caused by the same thing.
An undefined correlation is one in which the data would not plot with points making a vertical line.
There would be a negative correlation in the classroom, of a student's grades, with the number of days absent from class.
the value of a number that dose NOT match the value of the other.
either .. or
No, The correlation can not be over 1. An example of a strong correlation would be .99
None of them.
cofficient of rank correlation
An example of weak positive correlation would be the relationship between the amount of time spent studying for a test and the grade achieved. While there may be a slight increase in grades as study time increases, the correlation is not very strong. This means that studying more does not guarantee a significantly higher grade, but there is still a positive trend between the two variables.
negative correlation
Positive Correlation- Age - Amount of medical conditions Negative Correlation- Television Watching- Grades No Correlation- Height of a person- Number of shoes they own Hope this was helpful!
NO. correlation just (implies) a relationship ... for example, both may be caused by the same thing.
An undefined correlation is one in which the data would not plot with points making a vertical line.
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Demand and quantity sold is an example of positive correlation. As the number of people in demand of a product increases, the quantity sold of that product also increases.
This would be an example of a negative correlation, where as one variable (air temperature) increases, the other variable (activity of test animals) decreases.