Two Hospitals Share Responsibility for a Very Poor Area of a Major

question 13

Multiple Choice

Two hospitals share responsibility for a very poor area of a major city.Both are required to treat patients regardless of their ability to pay.Hospital 1 claims that its emergency room (ER) treats a higher percentage of nonpaying patients than does hospital 2.In a random sample of 200 ER cases from hospital 1, 122 were unable to pay.An independent sample of 180 ER cases from hospital 2 has 108 that were unable to pay.Construct a 99% confidence interval for the population difference in the proportions of nonpaying patients.

• A) (-0.1194, -0.1394)
• B) (-0.1068, -0.1268)
• C) (-0.0884, 0.1084)
• D) (-0.1553, 0.1753)

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Definitions:

Stock Purchase

The act of buying shares in a company, which represents a portion of ownership in the corporation.

Discount Price

A reduced price offered on goods or services, typically below the standard cost.

Compensation

The complete sum of financial and non-financial compensation given to a worker by their employer in exchange for the work done.

Broadbanding

A method of salary structure that consolidates a large number of pay grades into fewer, wider bands.