Let's Assume We Find in a Study That the Pearson's

question 20

Multiple Choice

Let's assume we find in a study that the Pearson's correlation coefficient between number of years of education and cigarette smoking is -0.73. This means that as education level increases

• A) smoking tends to increase.
• B) smoking tends to decrease.
• C) smoking changes 73%.
• D) Education and smoking are unrelated.
• E) An educated person smokes 73 cigarettes a day.

Understand various sampling methods and their applications.

Identify systematic sampling and its characteristics.

Identify stratified random sampling and its application.

Recognize cluster sampling and its uses.

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Definitions:

Social Scientific Evidence

Information and insights derived from systematic study of society and the behaviors of individuals within society, using methodologies of the social sciences.

Immigrants

Individuals who move from their country of origin to live in a foreign country, often seeking better living conditions, employment, or educational opportunities.

Lifetime Likelihood

The probability or chance of encountering or experiencing a particular event or series of events over the course of a lifetime.

Imprisonment

The state of being confined in prison as a punishment for crimes committed.