Pollsters Use Random Digit Dialing to Gather National Samples for Surveys

question 24

Multiple Choice

Pollsters use random digit dialing to gather national samples for surveys because:

• A) Sampling errors are typically too low when other techniques are used
• B) Sampling errors are typically too high when other techniques are used
• C) There is no complete list of all Americans that can be used to identify the population
• D) It is the only method that allows for push polling
• E) It is the only method that generates high levels of measurement error

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Definitions:

Standard Quantity

The preset amount of materials or inputs theoretically required to produce a single unit of product under normal operating conditions.

Materials Price Variance

The difference between the actual cost of materials used in production and the standard cost of those materials.

Direct Materials

Raw materials that are directly traceable to the finished product and constitute a significant part of its costs.

Variable Overhead Spending Variance

The difference between actual variable overhead costs incurred and the expected (standard) costs based on the actual level of production activity.