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Correlation Analysis Quiz

Quiz by Arvin Gara

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10 questions
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  • Q1

    What is correlation analysis?

    A method for creating bar charts

    A way to determine the median of a set of data

    A statistical technique used to analyze the relationship between two or more variables

    60s
  • Q2

    What is a correlation coefficient?

    A value that measures the variability of a data set

    A value that measures the strength and direction of the relationship between two variables

    A value that measures the central tendency of a data set

    60s
  • Q3

    What are the two types of correlation coefficients?

    Positive correlation coefficient and negative correlation coefficient

    Simple correlation coefficient and multiple correlation coefficient

    Pearson correlation coefficient and Spearman rank correlation coefficient

    60s
  • Q4

    What does a correlation coefficient of 0 indicate?

    There is a strong positive relationship between the variables

    There is a strong negative relationship between the variables

    There is a weak or no relationship between the variables

    60s
  • Q5

    What does a correlation coefficient of -1 indicate?

    There is a strong positive relationship between the variables

    There is a strong negative relationship between the variables

    There is no relationship between the variables

    60s
  • Q6

    What is the range of possible values for a correlation coefficient?

    10 to 10

    -1 to 1

    0 to 1

    60s
  • Q7

    What is a scatter plot?

    A statistical technique used to analyze the relationship between three or more variables

    A  graphical representation of the relationship between two variables

    A method for creating a frequency distribution

    60s
  • Q8

    What is a positive correlation?

    When one variable increases and the other decreases

    When there is no relationship between the variables

     When two variables increase or decrease together

    60s
  • Q9

    What is a negative correlation?

    When one variable increases and the other decreases

    When two variables increase or decrease together

    When there is no relationship between the variables

    60s
  • Q10

    What is the difference between correlation and causation?

    Correlation refers to the relationship between two variables, while causation refers to the ability of one variable to cause changes in another

    Correlation refers to the ability of one variable to cause changes in another, while causation refers to the relationship between two variables.

    Correlation and causation are the same things.

    60s

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