Which Best Illustrates the Distinction Between Statistical Significance and Practical

question 54

Multiple Choice

Which best illustrates the distinction between statistical significance and practical importance?

• A)"In 2016,240 out of 400 statistics students at Oxnard Technical College sold their textbooks at the end of the semester,compared with 220 out of 330 students in 2015,a significant decrease."
• B)"Our new manufacturing technique has increased the life of the 80 GB USB AsimoDrive external hard disk significantly,from 240,000 hours to 250,000 hours."
• C)"In 50,000 births,the new vaccine reduced the incidence of infant mortality in Morrovia significantly from 14.2 deaths per 1,000 births to 10.3 deaths per 1,000 births."
• D)"The new Sky Penetrator IV business jet's cruising range has increased significantly from 3,975 miles to 4,000 miles."

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Definitions:

Financing Activities

These pertain to transactions involving raising capital and repaying it to investors, including the payment of dividends, in the statement of cash flows.

Common Stock Cash Dividend

A payment made to shareholders out of a company's earnings, specifically to common stockholders.

Treasury

Pertains to the management of an organization's revenues, expenditures, and investment strategies, often associated with government or corporate finance.

Authorized

Officially permitted or agreed upon, often referring to the maximum number of shares a corporation is legally allowed to issue.