An Investigator Collected HbA1c Levels on a Sample of 10

question 13

Essay

An investigator collected HbA1c levels on a sample of 10 patients who are suspected to be at risk for diabetes. The values for the 10 patients are 2, 2, 2, 4, 4, 6, 7, 7, 9, and 9. The mean level was 5.2 with a standard deviation of 2.78. The median was 5 with an interquartile range of 2 and 7. The investigator adds two more patients with values 1 and 12. Explain what will happen to the center and spread of this distribution.

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Definitions:

Association

A connection or link between two units or elements.

Motor Areas

Regions of the brain involved in the planning, control, and execution of voluntary movements.

Cognitive Development

The process through which individuals acquire and develop the ability to think, problem solve, and understand the world around them.

Piaget

A developmental psychologist known for his theory of cognitive development, explaining how a child constructs a mental model of the world.