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Q 1/10
Score 0
What is correlation analysis?
60
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
Q 2/10
Score 0
<P>What is a correlation coefficient?</P>
60
<P>A value that measures the variability of a data set</P>
<P>A value that measures the strength and direction of the relationship between two variables</P>
<P>A value that measures the central tendency of a data set</P>
Q 3/10
Score 0
<P>What are the two types of correlation coefficients?</P><P></P>
60
<P>Positive correlation coefficient and negative correlation coefficient</P><P></P><P></P>
<P>Simple correlation coefficient and multiple correlation coefficient</P>
<P>Pearson correlation coefficient and Spearman rank correlation coefficient</P>
Q 4/10
Score 0
<P>What does a correlation coefficient of 0 indicate?</P>
60
<P>There is a strong positive relationship between the variables</P>
<P>There is a strong negative relationship between the variables</P><P></P>
<P>There is a weak or no relationship between the variables</P>
Q 5/10
Score 0
<P>What does a correlation coefficient of -1 indicate?</P>
60
<P>There is a strong positive relationship between the variables</P>
<P>There is a strong negative relationship between the variables</P>
<P>There is no relationship between the variables</P><P></P>
Q 6/10
Score 0
<P>What is the range of possible values for a correlation coefficient?</P>
60
<P>10 to 10</P>
<P>-1 to 1</P>
<P>0 to 1</P>
Q 7/10
Score 0
<P>What is a scatter plot?</P>
60
<P>A statistical technique used to analyze the relationship between three or more variables</P>
<P>A graphical representation of the relationship between two variables</P>
<P>A method for creating a frequency distribution</P>
Q 8/10
Score 0
<P>What is a positive correlation?</P>
60
<P>When one variable increases and the other decreases</P>
<P>When there is no relationship between the variables</P><P></P>
<P> When two variables increase or decrease together</P>
Q 9/10
Score 0
<P>What is a negative correlation?</P>
60
<P>When one variable increases and the other decreases</P>
<P>When two variables increase or decrease together</P>
<P>When there is no relationship between the variables</P><P></P>
Q 10/10
Score 0
<P>What is the difference between correlation and causation?</P>
60
<P>Correlation refers to the relationship between two variables, while causation refers to the ability of one variable to cause changes in another</P>
<P>Correlation refers to the ability of one variable to cause changes in another, while causation refers to the relationship between two variables.</P><P></P>
<P>Correlation and causation are the same things.</P>
10 questions
Q.What is correlation analysis?
1
60 sec
Q.What is a correlation coefficient?
2
60 sec
Q.What are the two types of correlation coefficients?
3
60 sec
Q.What does a correlation coefficient of 0 indicate?
4
60 sec
Q.What does a correlation coefficient of -1 indicate?
5
60 sec
Q.What is the range of possible values for a correlation coefficient?
6
60 sec
Q.What is a scatter plot?
7
60 sec
Q.What is a positive correlation?
8
60 sec
Q.What is a negative correlation?
9
60 sec
Q.What is the difference between correlation and causation?