Question
Which of the following elements would help you decide when a cause-and-effect conclusion about the relationship between two variables in an experiment has been reached?(1 point)
Responses
random selection of participants
random selection of participants
a small sample size
a small sample size
an international study
an international study
low-cost study design
Responses
random selection of participants
random selection of participants
a small sample size
a small sample size
an international study
an international study
low-cost study design
Answers
GPT-4o mini
To determine when a cause-and-effect conclusion about the relationship between two variables in an experiment has been reached, the most relevant element among the options provided is:
**random selection of participants**
Random selection helps ensure that the sample is representative of the population and minimizes biases, which supports the validity of the cause-and-effect conclusions drawn from the study.
**random selection of participants**
Random selection helps ensure that the sample is representative of the population and minimizes biases, which supports the validity of the cause-and-effect conclusions drawn from the study.