Find the Value of the Linear Correlation Coefficient R
-Two

question 121

Multiple Choice

Find the value of the linear correlation coefficient r
-Two separate tests are designed to measure a student's ability to solve problems. Several students are randomly selected to take both tests and the results are shown below. $$\begin{array} { c | l | l | l | l | l | l | l | l | l } \text { Test A } & 48 & 52 & 58 & 44 & 43 & 43 & 40 & 51 & 59 \\\hline \text { Test B } & 73 & 67 & 73 & 59 & 58 & 56 & 58 & 64 & 74\end{array}$$

• A)0.548
• B)0.109
• C)0.714
• D)0.867

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Definitions:

Sheet Metal Thicknesses

Measures that indicate the thickness of sheet metal materials, often gauged in millimeters or inches.

Stamping

The process of using a die to shape or cut metal into a particular form through the application of high pressure.

Flat Metal

Metal that has been rolled or hammered into thin, even sheets, used in various manufacturing applications.

Change Its Shape

The process of altering the form or structure of an object.