Use Minitab to Perform a Kruskal-Wallis Test Using the P-Value

question 22

Essay

Use Minitab to perform a Kruskal-Wallis test using the P-value approach.
-SAT scores for students selected randomly from three different schools are shown below. At the 0.05 significance level, do the data provide sufficient evidence to conclude that a difference exists between the three population means?

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Definitions:

Temperature

A measure of the thermal energy of a system, indicating how hot or cold the system is.

Pressure

The exertion of force upon a surface by an object, fluid, etc., in contact with it, measured in units such as Pascal (Pa).

Liters

A metric unit of volume equal to one cubic decimeter or 1000 cubic centimeters.

Mole

A unit of measurement in chemistry that quantifies the amount of a substance, specifically 6.022 x 10^23 particles of that substance.