If Extraneous Variables Are Not Controlled in an Experiment, What

question 17

Multiple Choice

If extraneous variables are not controlled in an experiment, what major problem will the researcher face?

• A) not having enough data to allow for valid statistical analysis
• B) the results will be stated in subjective, and possibly biased terms
• C) it cannot be known which variables) produced the observed results
• D) not having enough participants

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Definitions:

Amborella Trichopoda

A flowering plant species considered to be among the most primitive of living angiosperms, providing insights into the early evolution of flowering plants.

Flowering Plants

Plants that produce flowers for reproduction, scientifically known as angiosperms, characterized by seeds enclosed within fruit.

Fossil Record

The collection of fossils, which serves as historical documentation of past life and environments on Earth.

Pollen Grains

Microscopic structures produced by the male parts of plants, responsible for carrying male gametes to the female part for fertilization.