A Researcher Is Investigating Possible Explanations for Deaths in Traffic

question 27

Multiple Choice

A researcher is investigating possible explanations for deaths in traffic accidents.He examined data from 1991 for each of the 50 states plus Washington,DC.The data included information on the following variables. As part of his investigation he ran the multiple regression model, Deaths = ₀ + ₁(Children) + ₂(Income) + _i,
Where the deviations _i were assumed to be independent and Normally distributed with a mean of 0 and a standard deviation of .This model was fit to the data using the method of least squares.The following results were obtained from statistical software. The researcher also ran the simple linear regression model
Deaths = ₀ + ₂(Income) + _i.
The following results were obtained from statistical software: Based on the above results,the researcher tested the hypotheses H₀: ₂ = 0 versus H_a: ₂  0.What do we know about the P-value of the test?

• A)P-value < 0.025
• B)0.025 <P-value < 0.05
• C)0.05 <P-value < 0.10
• D)P-value > 0.10

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Definitions:

Intertwined Lives

The phenomenon of individuals' lives being deeply interconnected with one another, influencing and being influenced by each other's experiences and actions.

Companionate Love

A form of love characterized by deep affection, friendship, and emotional intimacy, without the obsession of romantic love.

Positive Support

Encouragement or assistance provided in a constructive and uplifting manner to promote positive outcomes.

Mere Exposure Effect

A psychological phenomenon where people tend to develop a preference for things merely because they are familiar with them, influencing attitudes and preferences.