A Researcher Is Interested in the Effect of Going Through

question 10

Multiple Choice

A researcher is interested in the effect of going through a terrorist attack on the attitude of police officers about the goodness of people in New York City. After the attack, police may hold more positive attitudes about people (because of various acts of heroism and altruism exhibited by residents) or more negative attitudes because of negative outcomes (looting and dishonesty after the event) . What type of hypothesis should the researcher make?

• A)directional
• B)significant
• C)percentile
• D)nondirectional

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Definitions:

Feelings of Safety

Feelings of safety refer to an individual's perception or sense of security and absence of threats in their environment.

Y-Intercept

The point at which a line crosses the y-axis in a Cartesian coordinate system.

Linear Regression

A statistical method used to model the relationship between a dependent variable and one or more independent variables by fitting a linear equation to observed data.

Predicted Value

An estimated value calculated within the context of a statistical model based on existing observations and variables.