The Following Questions Refer to the Pedigree Chart in Figure

question 55

Multiple Choice

The following questions refer to the pedigree chart in Figure 14.2 for a family, some of whose members exhibit the dominant trait, W. Affected individuals are indicated by a dark square or circle.

Figure 14.2
-What is the probability that individual III-1 is Ww?

• A) 3/4
• B) 1/4
• C) 2/4
• D) 2/3
• E) 1

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Definitions:

Expected Value

The long-term average or mean of random variables, taking into account all possible outcomes weighted by their probabilities.

Binomial Experiment

A statistical experiment that has exactly two possible outcomes for each trial and a fixed number of trials, where the probability of success is constant.

Variance

A measure of the spread or dispersion of a set of data points around the mean, indicating how much the data values differ from the average value.

Probability Distribution

A mathematical function that provides the probabilities of occurrence of different possible outcomes for an experiment.