Description
In this exam, which is more like a practice exercise; you’ll have to solve several applied tasks. This means you’ll have to use Jamovi in some parts to analyze data sets. In other parts, you’ll need to answer theoretical questions based on the slides provided in class.
If you find a more creative way to answer an exercise please do it, don’t limit yourself! There are multiple ways to answer to a statistical dilemma, and your creativity is totally encouraged!
You may also use R to answer this “exam”.
Part 1: Let’s check some important concepts
Please copy the question along with your answer in a Word document. You may also use Quarto to earn extra points. 4 points each question.
Note
You may watch this video to complete the second part.
- A true experiment selects participants randomly, and assign participants randomly to different conditions :
- Qualitative research collects numerical values to reject the null hypothesis :
- Mario needs to know if there is a causal relationship between sugar intake and high BMI (Body Mass Index). What type of design should Mario conduct?
- Select the option that will help you to collect counterfactual evidence in an experiment:
- If you estimate a correlation between two variables, you can also assume causation:
- Write the three requirements of a causal relationship. HINT: Check this lecture
- The following figure is an example of:
- In the lecture titled: “Introduction to probability and statistics” , I showed the picture below. What is the meaning of this picture following slide 3 ?