# A researcher wants to test the hypothesis that the number of bystanders affects the probability of helping behavior. She sets up three conditions, one with no bystanders, one with two bystanders and one with four bystanders. Which of the following is true? with Answer - Psychology Mcqs | TestPrep

> Solved MCQ: A researcher wants to test the hypothesis that the number of bystanders affects the probability of helping behavior. She sets up three conditions, one with no bystanders, one with two bystanders and one with four bystanders. Which of the following is true? Correct Answer: A. there is one independent variable having three levels. Verified answer explanation for FPSC, PPSC, MDCAT, NTS, and CSS competitive exam preparation.

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# A researcher wants to test the hypothesis that the number of bystanders affects the probability of helping behavior. She sets up three conditions, one with no bystanders, one with two bystanders and one with four bystanders. Which of the following is true?

Direct Answer & Quick Reference

The correct option is **A. there is one independent variable having three levels**.

A. there is one independent variable having three levels **(Correct Answer)**

B. there are three independent variables having one level each

C. there is one independent variable and three dependent variables

D. there is one independent variable having four levels

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Verified Key: A. there is one independent variable having three levels
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