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What is a perfect negative correlation?
Important Questions on Interpreting and Comparing Data
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Write down the type of correlation shown in the scatter graph.

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What you understand by spurious correlation?

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Give an example for no correlation

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Write down the type of correlation shown in the scatter graph.

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Look at the following pattern
What will be the conjecture about,

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The correlation coefficient of and is symmetric. Hence

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Write down the type of correlation shown in the scatter graph.

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How do you interpret the coefficient of correlation which lies between and ?

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What do you mean by uncorrelated?

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What is the value of ‘’ when two variables are uncorrelated?

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If the two variables do not have linear relationship between them then they have a correlation coefficient equal to

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Observe the Pascal's triangle.
Line-
Line-
Line-
Line:
Find the value of

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What are the types of simple correlation?

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Write down the type of correlation shown in the scatter graph.

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Give an example for negative correlation

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The height and weight of a group of persons will have _______ correlation.

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Give an example for positive correlation?

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Explain different types of correlation.

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What are the different types of correlation?

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Look at the following pattern
What is the conjecture about,

