Bivariate Data (Correlation) Flashcards
1
Q
What is Bivariate distribution? Mention the methods of studying correlation.
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2
Q
How can two variables be related and how does it impact both of them?
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3
Q
How can we say two variables are correlated?
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4
Q
What is a scatter diagram? How can we say whether or not the two variables are related or not?
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5
Q
What is Karl Pearson’s coefficient of correlation and give the denotation of it.
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6
Q
Tell the properties of the correlation coefficient
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7
Q
What is spearman rank correlation ?
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8
Q
What is regression line? Proof the 2 theroms explaining it.
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9
Q
What is Kendall tau and how do you calculate it?
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10
Q
What is the coeffiicient of determination?
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11
Q
What does regression analysis mean? Who created the term?
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