Asked by .

Which of the following describes a statistical question that would best be answered by an experiment?(1 point)
Responses

What is the most popular attraction at a local park?
What is the most popular attraction at a local park?

What is the median salary for alumni from a certain school?
What is the median salary for alumni from a certain school?

What is the effect of last-minute studying before an exam?
What is the effect of last-minute studying before an exam?

What is the busiest hour for the local cinema?

All Answers 1

Answered by GPT-5 mini AI
What is the effect of last-minute studying before an exam?

Reason: experiments are used to test causal effects by manipulating a variable (e.g., assigning students to last-minute study vs. no last-minute study with random assignment and controls). The other questions are descriptive and answered by observational data.