Solved

For Each Paragraph, Select the Number of the Topic Sentence

question 28

Multiple Choice

For each paragraph, select the number of the topic sentence. Identify the topic sentence of the paragraph below.
(1) Playing video games may give doctors an advantage in the operating room, helping them save lives. (2) A 2004 study at New York's Beth Israel Medical Center tested thirty-three doctors on video game tasks that measured their motor skills, reaction time, and hand-eye coordination. (3) These are the same skills that are essential to performing laparoscopic surgery, which involves using a joystick to maneuver a tiny video camera inserted into a patient's body. (4) Researchers found that doctors who used to play video games for more than three hours a week were 37 percent less likely than nongamers to make mistakes. (5) They also finished procedures 27 percent faster than nongamers.

Definitions:

Overhead Costs

Expenses that are not directly tied to the production of goods or services, such as rent, utilities, and administrative salaries.

Direct Materials Quantity Variance

The difference between the actual quantity of direct materials used and the expected quantity, multiplied by the standard cost per unit.

Direct Labor Rate Variance

The difference between the actual cost of direct labor and the standard cost, attributed to the difference in the hourly wage rate paid and the standard rate expected.

Direct Labor Costs

These are the salaries and wages paid to employees directly involved in producing a company's goods or services.