Article
What is the mane topic of the article? Give an example
Statistical significance
Besides the examples mentioned. Give an example on how a company will use statistical significance.
Marketing, Pricing, Team efficiency, etc...
What is the name of the expert?
Larisa Plaza
Mention 1 out of 3 tools you can utilize to run an experiment based on a population?
1. Conduct a survey
2. Take a poll
3. Analyze a set of data
True or False.
The greater the variation in the underlying population, the smaller the sample error.
False
Where does the expert work?
Heineken
Why is Statistical Significance important?
Helps quantify whether a result is likely due to change or to some factor of interest.
Mention one main example of contributors to sampling error.
1. People lying on the survey
2. Data getting lost
3. Mistakes made in the analysis
For how long have the expert work in the company?
Intern 5 years (2017)
Employee 3 years (2019)
What is one common mistake while using statistical significance?
1. Misunderstanding of the language
2. Potential sampling errors
True or False
If you get a p-value lower than your target, then you reject the null hypothesis in favor of the alternative.
True
What recommendation would you give the expert according Statistical Significance?
Your answer
Mention two examples for which a graph could help you.
1. Get a feel for variation
2. The sampling error
3. The statistical significance.
Why would a company need to use statistical significance on establishing a price for a new product?
To understand how strongly the results of an experiment should influence the decisions they make by setting a price.
What were some common mistakes the expert talked about?
1. Apply the survey at the end of the day
2. Send it just for people with access to computers
3. The sample is not representative of the total audience
4. Apply it when there are more surveys at the same time