A Group of College Students Believes the Average Grades in Psychology

question 46

Multiple Choice

A group of college students believes the average grades in psychology courses are different than the average grades in biology courses. The group found the average psychology grades of a sample of 8 students was 86.4 and the average biology grades of a sample of 10 students was 82.2. What is the null hypothesis for this study?

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Definitions:

Flow

A satisfying psychological state resulting from the confluence of high challenge and high skill, in contrast to states of apathy, anxiety, and boredom. Dimensions of flow include a clear and present purpose, immediate feedback, supreme concentration, a sense of growth, and an altered sense of time.

Tubular Reabsorption

A process in the kidneys where substances are removed from the tubular fluid and returned to the blood.

Interstitial Fluid

The fluid that fills the spaces between cells in tissues, providing a means of nutrient and waste transport between blood vessels and cells.

Nephron Tubules

The intricate network of tiny tubes in the kidney where urine is formed through processes of filtration, absorption, and secretion.