Chapter 1: Problem 25
Suppose the tabloid newspaper at your local supermarket claimed that children born under a full Moon become better students than children born at other times. a. Is this theory falsifiable? b. If so, how could it be tested?
Short Answer
Expert verified
a. Yes, the theory is falsifiable. b. It could be tested by comparing academic performance data of children born during a full Moon and at other times.
Step by step solution
01
Understand Falsifiability
Falsifiability is a concept that refers to whether a theory can be proven false by an observation or experiment. If a theory is falsifiable, it means there is a possible observation or argument that could show the theory is incorrect.
02
Analyze the Claim
The claim is that children born under a full Moon become better students than children born at other times. This implies there's a measurable difference in academic performance based on the time of birth.
03
Determine Falsifiability
To assess if the theory is falsifiable, consider if there is a way to measure academic performance and correlate it with birth dates. One can check if it is possible to collect data and find evidence that directly contradicts the claim.
04
Verify Falsifiability
Since the theory suggests a measurable outcome (better students), it is falsifiable. If data shows no significant difference in academic performance regardless of the birth date, the theory would be proven false.
05
Test the Claim
Collect academic performance data from a sample of students. Identify their birth dates and whether they were born during a full Moon. Use statistical analysis to compare the performance of those born under a full Moon with those born at other times.
06
Analyze the Results
Analyze the data to see if there is a significant difference in academic performance. If no significant difference is found, the claim is refuted. If a significant difference is found, further investigation into other variables would be needed.
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Key Concepts
These are the key concepts you need to understand to accurately answer the question.
scientific method
The scientific method is a structured way to investigate phenomena, acquire new knowledge, or correct and integrate previous knowledge. When we apply the scientific method to the claim about children born under a full moon being better students, we follow specific steps:
- Ask a question or identify a problem.
- Formulate a hypothesis that can be tested.
- Conduct experiments or observations.
- Analyze the results.
- Draw conclusions based on data.
hypothesis testing
Hypothesis testing involves making an assumption and then using data to determine the validity of that assumption. Our initial hypothesis is: 'Children born under a full moon perform better academically.' To test this hypothesis, we follow these steps:
- Collect data on students born under a full moon and those who are not.
- Analyze their academic performances.
- Compare the two groups.
data analysis
Data analysis is essential in determining the outcome of our hypothesis test. After collecting the relevant data (students' birth dates and academic performance), we need to analyze it. This involves:
- Organizing the data into a form that can be easily compared.
- Using statistical tools to identify patterns or differences.
- Interpreting the results.
statistical significance
Statistical significance tells us if our results are likely due to chance or if they reflect a true difference. In testing our hypothesis, we check if the academic performances of the two groups (full moon vs. non-full moon births) show a statistically significant difference. This involves:
- Calculating p-values to determine the probability of observing our results under the null hypothesis (no difference).
- Setting a significance level (commonly 0.05) to decide if the observed difference is strong enough to reject the null hypothesis.