According to the Center for Disease Control and Prevention,life Expectancy

question 83

Multiple Choice

According to the Center for Disease Control and Prevention,life expectancy at age 65 in America is about 18.7 years.Medical researchers have argued that while excessive drinking is detrimental to health,drinking a little alcohol every day,especially wine,may be associated with an increase in life expectancy.Others have also linked longevity with income and gender.The data relating to the length of life after 65 (Life) were collected.Data also include: average income (in $1,000s) (Income) ,the average number of alcoholic drinks consumed per day (Drinks) ,and a dummy variable Woman.The following model was created: Life = β₀ + β₁Income + β₂Drinks + β₃Woman + ε.The Excel partial output corresponding to this model is shown below. Which of the following is the difference in life expectancy for 65-year-old women consuming two drinks per day and men consuming one drink per day,and having the same income?

• A) 2.89
• B) 3.89
• C) 3.20
• D) 2.51

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Definitions:

Basin

1. A low-lying area or an area in which sediments accumulate with no surface outlet. 2. A structural feature toward which rock strata are inclined in all directions.

Metamorphic Grade

The intensity of heat and pressure conditions that have altered a rock, affecting its mineral composition and structure during the process of metamorphism.

Banded Gneissic Rock

A metamorphic rock characterized by alternating light and dark mineral bands, indicating high-grade metamorphism.

Mica Crystals

Minerals characterized by their sheet-like structure and ability to split easily along flat planes, commonly found in igneous and metamorphic rocks.