A Quality Control Inspector Receives a Shipment of 30 Computer

question 72

Multiple Choice

A quality control inspector receives a shipment of 30 computer monitors. From the 30 monitors, the inspector randomly chooses 8 for inspection. If the probability of a monitor being defective is 0.07, what is the probability that at least one of the monitors chosen by the inspector is defective? Round to the nearest hundredth.

• A)0.44
• B)0.52
• C)0.51
• D)0.47
• E)0.45

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Definitions:

Gross Profit Rate

The ratio of gross profit to total sales, indicating the percentage of revenue that exceeds the cost of goods sold.

Net Income

The amount of earnings left after all expenses, including taxes and operating costs, have been subtracted from total revenue; a measure of company profitability.

Operating Expenses

These are costs associated with the day-to-day operations of a business, excluding direct production costs but including items like rent, utilities, and administrative salaries.

Periodic Inventory System

An accounting method where inventory levels and cost of goods sold are updated at specific intervals, rather than continuously.