When the Probability of a Type I Error Is 0

question 35

Multiple Choice

When the probability of a Type I error is 0.05 or less, we say that we have observed _____.​

• A)a Type II error​
• B)statistical significance
• C)the alternative hypothesis
• D)all of the above

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Definitions:

Reaction Range

The potential variability in the expression of a trait due to environmental influences, given genetic constraints.

Obesity

Excess body fat accumulation that presents a risk to health, defined by a Body Mass Index (BMI) of 30 or higher.

Monozygotic Twins

Twins that result from one fertilized egg splitting and developing into two embryos, genetically identical.

Dizygotic Twins

Twins conceived by the union of two different ova (or a single ovum that has split) with two different sperm cells; also called fraternal twins; they are no more alike genetically than any other siblings.