Imagine You Compare the Effectiveness of Four Different Types of Stimulant

question 16

Multiple Choice

Imagine you compare the effectiveness of four different types of stimulant to keep you awake while revising statistics using a one-way ANOVA. The null hypothesis would be that all four treatments have the same effect on the mean time kept awake. How would you interpret the alternative hypothesis?

• A)All four stimulants have different effects on the mean time spent awake.
• B)At least two of the stimulants will have different effects on the mean time spent awake.
• C)None of the above
• D)Two of the four stimulants have the same effect on the mean time spent awake.

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Definitions:

Auditory

Relating to the sense of hearing or the system within the body that is responsible for processing sound.

Visual

Relating to seeing or to the sight, the sense by which the qualities of objects such as color, shape, and size are perceived.

Hippocampus

A part of the brain that is crucial for learning and memory.

Navigation

The process and ability to determine one's position and plan and follow a route through an environment.