Most Animals Fall into One of How Many Phyla

question 29

Multiple Choice

Most animals fall into one of how many phyla?

• A)100
• B)35
• C)9
• D)5

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Definitions:

Expected Frequency

The number of times an outcome is predicted to occur in a statistical experiment, based on the probabilities of each outcome.

Rule Of Five

A statistical rule stating that if a dataset contains more than five times the sample size of another, the larger can be considered approximately normal in distribution.

Expected Frequency

The number of occurrences predicted in a category of a contingency table based on the assumption of a particular hypothesis, commonly used in chi-squared tests.

Expected Frequency

The number of occurrences of an event expected in a study based on a probability model.