In a Study of 265 Subjects,the Average Score on the Examination

question 167

Essay

In a study of 265 subjects,the average score on the examination was 63.8 and s = 3.08.What is a 95 percent confidence for $\mu$
? Assume scores are normally distributed.

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Definitions:

Firm's Earnings

The net profit a company achieves in a given period, calculated as revenues minus costs and expenses before taxation.

Information Content Effect

A market phenomenon where stock prices adjust in response to the news contained in a company announcement, suggesting the news has value for investors’ decisions.

Dividend Payout

The segment of a company's income that is given to shareholders in dividends.

Residual Dividend

A policy whereby a company pays dividends to its shareholders from the residual or leftover equity once all operational and capital expenditure needs are met.