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Blue light is a portion of the visible spectrum that penetrates deep into bodies of water.Ultraviolet (UV) light,though,can penetrate even deeper.A gene within a population of marine fish that inhabits depths from 500 m to 1,000 m has an allele for a photopigment that is sensitive to UV light and another allele for a photopigment that is sensitive to blue light.Which of the graphs in Figure 21.1 best depicts the predicted distribution of these alleles within a population if the fish that carry these alleles prefer to locate themselves where they can see best? Figure 21.1
Standard Deviation
A statistic that measures the dispersion of a dataset relative to its mean and is calculated as the square root of the variance.
Simple Linear Regression
Simple Linear Regression is a statistical method to model the relationship between a single independent variable and a dependent variable by fitting a linear equation.
Sample Correlation Coefficient
A measure that indicates the degree of linear relationship between two variables in a sample, ranging between -1 and 1, where 1 means a perfect positive correlation and -1 a perfect negative correlation.
Regression Statistic
A measure used in regression analysis to assess the relationship between variables, typically involving parameters such as coefficients that indicate the strength and direction of the relationships.
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