A Bacteria Culture Doubles in Size in 8 Hours

question 19

Multiple Choice

A bacteria culture doubles in size in 8 hours. How long will it take for the size to triple? Assume that the rate of increase of the culture is proportional to the size.

• A) 12.7 hours
• B) 13.1 hours
• C) 13.5 hours
• D) 13.9 hours
• E) 14.3 hours

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Definitions:

Experimental Method

A research methodology that involves manipulating variables to test hypotheses and observe effects.

Spurious Relationship

A statistical association between two variables that appears to be causally linked but is actually due to a third variable or a coincidence.

Quantitative Research

Research methodology that focuses on gathering and analyzing numerical data to identify patterns, correlations, and cause-effect relationships.

Qualitative Research Approach

A research methodology that focuses on understanding phenomena through observation and interpretation, often involving detailed, non-numerical data.