Simple Random Sampling Has Been Used to Obtain a Sample

question 63

Short Answer

Simple random sampling has been used to obtain a sample of n = 40 elements from a population of N=300. The sample proportion
a.Estimate the standard error of the proportion.
b.Develop an approximate 95% confidence interval for the population proportion.

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Definitions:

Elaboration Likelihood Model

A theory in social psychology that explains the different ways people process persuasive messages, either through careful thought and evaluation or more automatic responses.

Promotion Focus

A general tendency to think and act in ways oriented toward the approach of positive outcomes.

Maintenance Motivation

The drive to continue engaging in behaviors that uphold established habits, goals, or standards over time.

Growth Motivation

The drive to enhance oneself, to achieve one's potential and to develop beyond one's current state.