Your research finds a correlation between schizophrenia and income level in the population,with more people in poverty displaying the disorder.Which of the following represents the third variable issue?
A) Schizophrenic individuals may be less able to report their incomes accurately.
B) Both schizophrenia and low income may be caused by the same gene.
C) Schizophrenia may cause poverty, or poverty may cause schizophrenia.
D) The correlation may not be a direct one.

Question

Quizplus · Accepted Answer

A third variable issue suggests that an unaccounted-for variable, such as a gene, may be influencing both schizophrenia and low income, creating a correlation between them.

Your Research Finds a Correlation Between Schizophrenia and Income Level