Question
Which of the following statistical questions would best be answered by an
observational study?(1 point)
Responses
What is the rate of growth of a certain animal species?
What is the rate of growth of a certain animal species?
What is the mean household income of New Englanders?
What is the mean household income of New Englanders?
Does the size of a football affect the distance a quarterback can accurately throw it?
Does the size of a football affect the distance a quarterback can accurately throw it?
What is the effect of different durations of sunlight exposure on a plant’s growth?
observational study?(1 point)
Responses
What is the rate of growth of a certain animal species?
What is the rate of growth of a certain animal species?
What is the mean household income of New Englanders?
What is the mean household income of New Englanders?
Does the size of a football affect the distance a quarterback can accurately throw it?
Does the size of a football affect the distance a quarterback can accurately throw it?
What is the effect of different durations of sunlight exposure on a plant’s growth?
Answers
GPT-4o mini
An observational study is best suited for questions that involve observing and measuring variables without manipulating them. Based on the options provided, the question that best fits this criterion is:
**What is the mean household income of New Englanders?**
This question seeks to gather data on household incomes as they exist in the population, without any experimental manipulation. The other questions involve relationships or effects that typically require an experimental or controlled study design.
**What is the mean household income of New Englanders?**
This question seeks to gather data on household incomes as they exist in the population, without any experimental manipulation. The other questions involve relationships or effects that typically require an experimental or controlled study design.