A researcher is testing a new painkiller that claims to relieve pain in less than 15 minutes, on average

a. State the hypotheses associated with the researcher's test.
b. Describe a Type I error for this situation.
c. Describe a Type II error for this situation.


a. H0: ? ? 15
Ha: ? < 15
b. A Type I error for this situation would be to incorrectly conclude that the average pain relief time is less than 15 minutes.
c. A Type II error for this situation would be to fail to conclude that the average relief time is less than 15 minutes when the average relief time actually is less than 15 minutes.

Business

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Indicate whether the statement is true or false

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Which of the following is a basic right of stockholders?

A) Stockholders may sell their stock back to the company if they wish. B) Stockholders may authorize a business contract on behalf of the corporation. C) Stockholders may receive dividends from corporate earnings. D) Stockholders may determine the issue price of common stock.

Business

Scorecards, summits, dashboards, data mines, data warehouses, and audits are examples of the ________ component of the LAMP model.

A. process B. measures C. analytics D. logic

Business

Which survey technique minimizes interviewer bias?

a. mail survey b. personal survey c. telephone survey d. nondisguised personal survey

Business