Which of the Following Options Is Incorrect About Breaking Down

question 4

Multiple Choice

Which of the following options is incorrect about breaking down a main effect while using ANOVA?

• A) If your main effect is not significant, then there is no need for any further contrasts.
• B) If you have a two-tailed hypothesis, then you will need to use post hoc contrasts when there is a significant main effect.
• C) If you have a one-tailed hypothesis, then you will need to use post hoc contrasts when there is a significant main effect.
• D) If your main effect is significant, but there are only two conditions, there is no need for any further contrasts.

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Definitions:

Greenhouse Effect

A natural process where certain gases in Earth's atmosphere trap heat, keeping the planet warmer than it would be otherwise.

Solar Radiation

The electromagnetic energy emitted by the sun, including visible light, ultraviolet light, and infrared energy, which is a key driver of Earth's climate and ecosystem.

Macroevolution

Macroevolution is evolution occurring above the species level, including the origination, diversification, and extinction of species over long periods of evolutionary time.

Non-Avian Dinosaurs

The group of dinosaurs that did not evolve into birds and became extinct approximately 66 million years ago.