Consider the Following to Answer the Question(s) Below

question 13

Multiple Choice

Consider the following to answer the question(s) below:
National birth rates (births per 1,000) may be influenced by the average national life expectancy in years and the national literacy rate (% of population that can read and write) . Data for 49 countries were obtained and the regression results follow.
-The calculated t-statistic to determine if Literacy Rate is a significant independent variable in explaining birth rates is

• A) - 5.48.
• B) 5.48.
• C) 5.23.
• D) 61.07.
• E) - 5.23.

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Definitions:

Adaptive

Characterized by or pertaining to adjustments or changes in behavior, physiology, or structure in response to changes in the environment, enhancing survival and reproductive success.

Carbon Dioxide

This is a gas without color or scent, formed from the combustion of carbon and organic substances as well as from the act of breathing, utilized by plants in the process of photosynthesis.

Stomata

Small openings on the surface of plant leaves and stems that allow for gas exchange, playing a critical role in photosynthesis and transpiration.

Photosynthesis

The process by which green plants and some other organisms use sunlight to synthesize nutrients from carbon dioxide and water.