Because the Gut Microbiome Is a Tremendously Diverse Population, an Infection

question 17

Multiple Choice

Because the gut microbiome is a tremendously diverse population, an infection can be viewed as

• A)the presence of helminths instead of the normal bacteria in the gut.
• B)an increase in the overall number of microbes in the gut.
• C)a shift in the relative proportions of the microbes in this environment.
• D)a change in a person's enterotype.

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Definitions:

Regression Analysis

A statistical method used to model the relationship between a dependent variable and one or more independent variables.

Dependent Variable

In statistical modeling, this is the variable being tested and measured to see if it is affected by changes in the independent variables.

Cook's D

A statistic used in regression analysis to identify influential data points that can disproportionately affect the results of the regression.

Leverage

A measure of how far the values of the independent variables are from their mean values.