Tammy decided to explore public health data to find the percentage of individuals who have contracted sexually transmitted diseases (STDs) as part of her thesis on program evaluation of educational materials available to college students on STDs. This is an example of using

This is an example of using existing data.

Explanation:

The optione are:

a.correlational data

b. qualitative data

c. interview data

d. existing data

Tammy is using existing data to make research on percentage of individuals who have contracted sexually transmitted diseases (STDs).

Existing data are data collected from existing reports, surveys, analysis, technical records etc., Instead of using the main source.

EXISTING DATA.

Explanation:

Existing records refer to data acquired from secondary sources rather than from original data collection efforts.

Existing records are the source of important data in many evaluations, particularly when conducting a needs assessment. Most times when time and resources are a factor, existing records often provide the most efficient and effective strategy.

Existing records may include information on number of program participants, participant characteristics, vital statistics, spending levels, income and poverty levels, resources acquired and spent, productivity, school dropout rates, test scores, divorce proceedings, e.t.c.

Since the data Tammy collected was not an original data from her collection efforts but from a public health data. Therefore, it is an example of EXISTING DATA.

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