Guidelines for the Jolly Blue Giant Health Insurance Company Say

question 118

Multiple Choice

Guidelines for the Jolly Blue Giant Health Insurance Company say that the average hospitalization for a triple hernia operation should not exceed 30 hours. A diligent auditor studied records of 16 randomly chosen triple hernia operations at Hackmore Hospital and found a mean hospital stay of 40 hours with a standard deviation of 20 hours. "Aha!" she cried, "the average stay exceeds the guideline." At α = .025, the critical value for a right-tailed test of her hypothesis is:

• A)1.753
• B)2.131
• C)1.645
• D)1.960

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Definitions:

Coins

Coins are metallic forms of money issued by governments as a medium of exchange, featuring denominations and usually bearing a national symbol.

Human Resource Controls

Systems and processes implemented to oversee the management of an organization's workforce, aiming to ensure compliance with regulations, improve efficiency, and promote employee satisfaction.

Petty Cash

A small amount of cash kept on hand for making immediate payments for miscellaneous small expenses.

Disbursements

Cash payments made by a business, including those for expenses, loan payments, or distributions to investors.