In a Large University, 20% of the Students Are Business

question 38

Short Answer

In a large university, 20% of the students are business majors. A random sample of 100 students is selected, and their majors are recorded.
a.Compute the standard error of the proportion.
b.What is the probability that the sample contains at least 12 business majors?
c.What is the probability that the sample contains less than 15 business majors?
d.What is the probability that the sample contains between 12 and 14 business majors?

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Definitions:

Operating Activities

Activities related to the core business functions of a company, including production, sales, and delivery of its products or services.

Net Income

The final earnings of a business once all costs and taxes are removed from the overall revenue.

Indirect Method

A way of reporting cash flows from operating activities in the statement of cash flows by adjusting net income for changes in balance sheet accounts.

Operating Activities

Activities that relate directly to the running of a business for profit, including production, sales, and distribution.