A researcher wishes to test the hypothesis that there is a correlation between IQ and math ability. A random sample of 8 subjects was selected. Each subject was given an IQ test, and then rank-ordered in terms of mathematical ability. $$\begin{array} { c c }
\text { IQ Score } & \text { Math Rank } \
130 & 1 \
92 & 5 \
115 & 4 \
115 & 3 \
82 & 6 \
82 & 7 \
60 & 8 \
120 & 2
\end{array}$$
-Calculate the appropriate correlation.

Question

A researcher wishes to test the hypothesis that there is a correlation between IQ and math ability. A random sample of 8 subjects was selected. Each subject was given an IQ test, and then rank-ordered in terms of mathematical ability. $$\begin{array} { c c } 
\text { IQ Score } & \text { Math Rank } \
130 & 1 \
92 & 5 \
115 & 4 \
115 & 3 \
82 & 6 \
82 & 7 \
60 & 8 \
120 & 2
\end{array}$$
-Calculate the appropriate correlation.

Quizplus · Accepted Answer

The Answer of A researcher wishes to test the hypothesis that there is a correlation between IQ and math ability. A random sample of 8 subjects was selected. Each subject was given an IQ test, and then rank-ordered in terms of mathematical ability. $$\begin{array} { c c } 
\text { IQ Score } & \text { Math Rank } \
130 & 1 \
92 & 5 \
115 & 4 \
115 & 3 \
82 & 6 \
82 & 7 \
60 & 8 \
120 & 2
\end{array}$$
-Calculate the appropriate correlation.

A Researcher Wishes to Test the Hypothesis That There Is