A Set of Population Scores Along with Some Summary Information

question 14

Essay

A set of population scores along with some summary information is listed below.
$\begin{array}{rr}\underline{X}& \underline{X^{2}} \\{8} & {64}\\7 & 49 \\6 & 36 \\5 & 25 \\4 & 16 \\\underline{3}& \underline{9}\\{3} &{39}\\\end{array}$
a. What is the z-score for a raw score of 8?
b. What is the z-score for a raw score of 3?

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Definitions:

Common Iliac Artery

A major artery in the pelvic region that splits into the internal and external iliac arteries, supplying blood to the pelvis and legs.

Bifurcation

The division of something into two branches or parts, such as the bifurcation of a blood vessel or a route.

Abdominal Aorta

The largest artery in the abdominal cavity that supplies oxygenated blood to much of the abdominal and pelvic organs and the legs.

Arteriosclerosis

The thickening, hardening, and loss of elasticity of artery walls, often leading to restricted blood flow.