If a Psychologist Tests Whether There Is Any Difference Between

question 64

Multiple Choice

If a psychologist tests whether there is any difference between how fast people work in the morning versus how fast they work in the evening,the null hypothesis is that

• A)people who work in the morning work faster.
• B)people who work at night work faster.
• C)there is a difference in worker speed,but no prediction is made.
• D)there is no difference in the speed at which people work.

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Definitions:

Mid-Atlantic Ridge

An underwater ridge located in the Atlantic Ocean, forming a divergent tectonic plate boundary that separates the Eurasian and North American plates in the north and the African and South American plates in the south.

Seafloor Spreading

A geologic process in which tectonic plates move apart from each other, allowing magma to rise and solidify as new oceanic crust.

Volcanic Mountain Belt

A volcanic mountain belt refers to a large-scale geographic area dominated by a series of volcanoes, often associated with plate boundaries, where subduction, rifting, or hotspots activities facilitate magma ascent to the surface.

Continental Drift

Continental drift is the historical scientific theory that continents have moved across the Earth's surface over geologic time, a precursor to the theory of plate tectonics.