A Large University Is Interested in the Outcome of a Course

question 77

Short Answer

A large university is interested in the outcome of a course standardization process. They have taken a random sample of 100 student grades, across all instructors. The grades represent the proportion of problems answered correctly on a midterm exam. The sample proportion correct was calculated as 0.78.
A) Construct a 90% confidence interval on the population proportion of correctly answered problems.
B) Construct a 95% confidence interval on the population proportion of correctly answered problems.

• A) Construct a 90% confidence interval on the population proportion of correctly answered problems.
• B) Construct a 95% confidence interval on the population proportion of correctly answered problems.

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Definitions:

Healthy Immigrant Effect

The phenomenon where immigrants often show better health outcomes than the native-born population, which may deteriorate with longer periods of residence in the host country.

Myths Regarding Immigration

False beliefs or misconceptions about the process, impact, or characteristics of immigrants, often perpetuated without factual evidence.

Opinion

A personal view, attitude, or appraisal formed in the mind about a particular matter.

Behaviour

The actions or reactions of an individual or group in response to external or internal stimuli, observable through various modes including physical, social, and psychological.