Which of the Following Statements Provides the Best Evidence That

question 18

Multiple Choice

Which of the following statements provides the best evidence that the fossil record is an incomplete record of evolution?

• A) The fossil record shows changes in kinds of organisms that lived on earth.
• B) The fossil record shows that many animals are extinct.
• C) The fossil record is biased for organisms that had hard shells and skeletons.
• D) Fossils document how new organisms come from preexisting organisms.

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Definitions:

Interaction Effect

In statistical analysis, refers to a situation where the effect of one independent variable on the dependent variable is different at various levels of another independent variable.

Alternative Hypothesis

An alternative hypothesis is a statement in hypothesis testing that is directly tested and proposes a statistically significant difference between data sets.

Degrees Of Freedom

The number of independent pieces of information involved in estimating a parameter or calculating a statistic, often related to the sample size.

Interaction Effects

Occur when the effect of one independent variable on a dependent variable changes depending on the level of another independent variable.