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5 cards from this section. Quick, good the night before a test.
What is sample size?
Think about how many participants are included.
Why is replication important in experiments?
It helps ensure our findings are trustworthy.
What is the main purpose of using a larger sample size in experiments?
Think about the impact of sample size on accuracy.
True or False: A small sample size can lead to biased results.
Consider how an unrepresentative sample can affect conclusions.
You are tasked with designing a scientific study to evaluate a new type of light bulb's lifespan. Describe how you would determine the sample size, what variables you would control, and the steps you'd take to minimize bias.
Consider different brands, environments, and treatment roles.
Analyze a case where a study on the effectiveness of a new diet utilized a sample size of 5 participants, discussing potential biases and improvements.
Reflect on the diversity of the population.
6 more questions in this section. Enroll free to practise them all.
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