validity and reliability in research example

Lastly, it helps in keeping focus, thus no loosing of concentration during the survey. The researcher using this method of data collection will be in apposition to capture the emotions and behaviors of the respondent about the topic of discussion. Secondly, this method helps in accurate screening for instance, the respondent cannot give false feedback about screening questions such as race, gender, or age ( Boyer, Olson, & Jackson, 2001). The advantages of this method include it enables the researcher to capture the verbal and nonverbal cues as well as body language during the research.

This type of survey continues to remain a popular method of collecting data despite the increase in mobile and online surveys becoming popular. In-person surveys are also referred to as face to face surveys. Advantages and Disadvantages of In-Person Surveys Additionally, there are telephone interviews this is majorly used in the collection of public opinion polls. Interviews can be personal interviews that involve face to face communication. Interviews on the contrast, are a more personal form of survey research. Secondly, some questionnaires are administered in groups where a sample of respondents are brought together and asked to respond to a structured sequence of questions majorly in a room. Questionnaires may be completed through using the emails, which allows the respondents to fill them at their convenience within the allocated time (Krosnick, 1999).

Interviews, on the other hand, majorly rely on what the response says about the incident, whether he or she is the suspect or just a witness of the case in question. Questionnaires involve the respondents filling the questions that have been written on the paper, thus mostly referred to like paper and pencil instrument. Surveys can be classified into a questionnaire and interview. Types of Survey Research used in Criminal Justice Survey research tends to be versatile, generalizable, inexpensive, and efficient. In extensive research, a survey is conducted in person through a computer, email, or telephone.

The data collected is from the responses given by the respondents. Survey research serves as the frequently used observation in most social sciences, including criminology, which entails obtaining data from a sample of individuals. For several questions asked, there are various fixed responses from which the respondent selects from them. Survey research uses statistical or surveys, which are a question based on gathering data about acts of individuals and their thinking.

Validity and reliability in research example