Interpreting Graphs and Tables

IMPORTANT

Interpreting Graphs and Tables: Overview

This topic covers concepts, such as, Rose Diagrams, Correlation, Significance of Correlation, Types of Correlation, Simple (Linear) Correlation in 2 Variables, Positive Correlation, Negative Correlation, Uncorrelated & Conjectures etc.

Important Questions on Interpreting Graphs and Tables

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A _____ correlation is a relationship between two variables that tend to move in the opposite direction. 

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A _____ correlation is a relationship between two variables that tend to move in the same direction. 

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Correlation is said to be _____ if the ratio of change is constant

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_____ is a statistical measure that expresses the extent to which two variables are linearly related.

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Explain simple (linear) correlation in 2 variables with types?

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The type of correlation existing between the variables in the graph is

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The type of correlation existing between the variables in the graph is

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The type of correlation existing between the variables in the graph is

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The type of correlation existing between the variables in the graph is

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The following graph has

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The height and weight of a group of persons will have 

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Comment on correlation of given data:

x 56 38 40 50 62 41
y 72 56 52 42 54 38

 

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The correlation coefficient of given data is 0.5

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Find the correlation ocefficient of given data

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This is a positive correlation

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Find the correlation of the given data:

X 3 6 9 12 15 20
Y 15 20 18 10 9 4

 

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What is simple (linear) correlation in 2 variables?

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What is no correlation? Give few examples.