When Using the 'Standard Deviation Rule' to Test the Differences

question 80

Multiple Choice

When using the 'Standard Deviation Rule' to test the differences in selection rates among groups, if the difference in means is greater than ________ standard deviations, the difference in means is considered to be significant between the two groups.

• A)1.0
• B)1.64
• C)1.96
• D)2.55

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Definitions:

Global Sea Level

The average height of the world's oceans' surface, influenced by factors such as climate change, glacial melt, and tectonic activities.

Ice Sheets

Massive, continent-sized sheets of ice found in polar regions, represented by Greenland and Antarctica, which significantly affect global climate and sea levels.

Shoreline Hazards

Natural or human-induced processes that pose a threat to coastal areas, including erosion, flooding, and pollution.

Offshore Islands

islands located away from the mainland, often surrounded by relatively deep water.