TABLE 7-1 Times Spent Studying by Students in the Week Before Final

question 51

Short Answer

TABLE 7-1
Times spent studying by students in the week before final exams follow a normal distribution with standard deviation 8 hours. A random sample of 4 students was taken from a population of 50 in order to estimate the mean study time for the population of all students. Use the finite population correction.
-Referring to Table 7-1, 10% of all the samples of 4 will have a sample mean of at least how many hours below the population mean?

Understand the concepts of demographic transition and population age structures.

Identify strategies for effective birth control and their implications on population trends.

Recognize the role of immigration, emigration, and ethnic diversity in shaping population characteristics.

Understand the factors influencing population growth and decline.

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Definitions:

Authoritarian Personality

A type of personality characterized by a strong adherence to authority, compliance to established norms, and submission to authority figures.

Social Dominance Orientation

An individual's degree of preference for inequality among social groups, with a high orientation favoring hierarchical superiority and a low orientation emphasizing equality.

Prejudiced

Holding preconceived opinions or judgments about someone or something without adequate knowledge or factual basis.

Prejudice

Preconceived opinion or bias against an individual or group based on their characteristics, often without proper knowledge or experience.