A Researcher Placed Interviewers at Multiple Entrances and Exits to a Mall

question 14

Multiple Choice

A researcher placed interviewers at multiple entrances and exits to a mall and asked them to interview a wide sample of mall visitors including parents, couples, and singles. In the process of verifying the responses, the researcher found that one interviewer only sampled mothers with children. The interviewer noted that only mothers with young children entered via his entrance. What kind of error has occurred here?

• A) selection error
• B) measurement error
• C) processing error
• D) frame error
• E) none of the above

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Definitions:

Central Processing Unit

This is the part of a computer that performs most of the processing inside a computer, often referred to as its "brain".

Smartphone

A mobile phone that combines computing power with internet connectivity, supporting a wide range of applications beyond calling and texting.

Scanner

A device that converts physical documents into digital format for storage, sharing, or editing on a computer.

Tablet

A portable computing device featuring a touchscreen interface, designed for mobile internet browsing, multimedia consumption, and running applications.