A Data Flow Diagram Is Used by Systems Professionals to Show

question 6

Multiple Choice

A Data Flow Diagram is used by systems professionals to show the logical design of a system.The advantage of the method is that it uses only four symbols.The symbol used to represent a data store or the storage of data is a(n) :

• A)Rectangle with rounded corners
• B)Open-ended rectangle
• C)Arrow
• D)Rectangle with squared corners

Recognize noninvasive methods for early diagnosis of genetic conditions.

Comprehend the treatment and management of specific genetic disorders through dietary and other interventions.

Gain knowledge on the role and qualifications of genetic counselors.

Understand various infertility issues and techniques for conception.

---

Definitions:

Expected Value

In probability theory, the sum of all possible outcomes of a particular situation, each multiplied by its likelihood of happening.

Sample Size

Sample size refers to the number of observations or data points collected in a sample from a population for the purpose of statistical analysis.

Degrees of Freedom

Degrees of freedom refer to the number of independent values or quantities that can be assigned to a statistical distribution or to a system, minus the number of linearly independent constraints.

Chi-Squared Test

A statistical analysis conducted to assess whether there's a significant disparity between the anticipated frequencies and the actual frequencies across one or multiple categories.