Find the Value of the Linear Correlation Coefficient R A) 0548
B) 0

question 160

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. $$\begin{array} { | c | c | c | c | c | c | c | c | c | c | } \hline \text { Test A } & 48 & 52 & 58 & 44 & 43 & 43 & 40 & 51 & 59 \\\hline \text { Test B } & 73 & 67 & 73 & 59 & 58 & 56 & 58 & 64 & 74 \\\hline\end{array}$$

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

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Definitions:

Environment Influence

Environment influence refers to the impact that surroundings and conditions have on the development, behavior, and survival of organisms.

Population Differences

Variations between groups of organisms of the same species, which may be due to genetic factors, environmental conditions, or both, and can lead to adaptations.

Developmental Explanation

An approach explaining behaviors or traits by understanding the changes that occur in an organism from birth to maturation.

Environmental Determination

The process by which the environment shapes and influences the development and traits of organisms.