For the Situation Above, Give a Practical Interpretation Of $r = .81$

question 9

Multiple Choice

For the situation above, give a practical interpretation of $r = .81$ .

• A) We can predict SALARY correctly \(81 \%\) of the time using GMAT in a straight-line model.
• B) We estimate SALARY to increase \(81 \%\) for every 1 -point increase in GMAT.
• C) \(81 \%\) of the sample variation in SALARY can be explained by using GMAT in a straight-line model.
• D) There appears to be a positive correlation between SALARY and GMAT.

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Definitions:

Transcription

The process by which the information in a strand of DNA is copied into a new molecule of messenger RNA (mRNA), initiating protein synthesis.

Methyl Groups

Chemical groups consisting of one carbon atom bonded to three hydrogen atoms (-CH3), often involved in modifying DNA and proteins to regulate gene expression and protein function.

DNA Synthesis

The natural or artificial creation of deoxyribonucleic acid molecules, which is crucial for replication, repair, and recombination of genetic material in organisms.

Inducible Operon

A cluster of genes in bacteria that is turned on (or induced) in response to the presence of a specific substrate, allowing the bacteria to adapt to environmental changes.