RESEARCH STUDY 9.2: Dr.Finkel is a social psychologist who studies romantic relationships.Several researchers have found that there is a link between income and marital satisfaction .Dr.Finkel is curious as to whether there is a causal link between the two variables, such that having a higher income causes higher levels of marital satisfaction.He is confident that he cannot reasonably or ethically manipulate people's income level, so he decides to use a multivariate design.He is also curious as to whether there is a causal link between these two variables or if two other variables (number of arguments and life satisfaction) can explain the relationship.He measures his three variables in a sample of 124 married couples recruited from a local community center.Below are his results. Given Dr.Finkel's design, which of the following issues is his study best able to address?

Question

RESEARCH STUDY 9.2: Dr.Finkel is a social psychologist who studies romantic relationships.Several researchers have found that there is a link between income and marital satisfaction .Dr.Finkel is curious as to whether there is a causal link between the two variables, such that having a higher income causes higher levels of marital satisfaction.He is confident that he cannot reasonably or ethically manipulate people's income level, so he decides to use a multivariate design.He is also curious as to whether there is a causal link between these two variables or if two other variables (number of arguments and life satisfaction) can explain the relationship.He measures his three variables in a sample of 124 married couples recruited from a local community center.Below are his results.  Given Dr.Finkel's design, which of the following issues is his study best able to address?

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The Answer of RESEARCH STUDY 9.2: Dr.Finkel is a social psychologist who studies romantic relationships.Several researchers have found that there is a link between income and marital satisfaction .Dr.Finkel is curious as to whether there is a causal link between the two variables, such that having a higher income causes higher levels of marital satisfaction.He is confident that he cannot reasonably or ethically manipulate people's income level, so he decides to use a multivariate design.He is also curious as to whether there is a causal link between these two variables or if two other variables (number of arguments and life satisfaction) can explain the relationship.He measures his three variables in a sample of 124 married couples recruited from a local community center.Below are his results.  Given Dr.Finkel's design, which of the following issues is his study best able to address?