Professional Courses
Industry-relevant training in Business, Technology, and Design to help professionals and graduates upskill for real-world careers.
Categories
Interactive Games
Fun, engaging games to boost memory, math fluency, typing speed, and English skills—perfect for learners of all ages.
Typing
Memory
Math
English Adventures
Knowledge
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
What does d' represent in statistics?
💡 Hint: Think of it in relation to performance.
Question 2
Easy
What value did we choose for A in this lesson?
💡 Hint: It's our arbitrary reference point.
Practice 4 more questions and get performance evaluation
Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What does d' measure in signal detection theory?
- Sensitivity
- Variance
- Average
💡 Hint: Remember, it's tied to performance analysis.
Question 2
Is the common factor c arbitrary?
- True
- False
💡 Hint: Reflect on the flexibility of its choice.
Solve 2 more questions and get performance evaluation
Challenge Problems
Push your limits with challenges.
Question 1
Given values A=40 and c=2 in a dataset, how do these values impact your calculation of d'?
💡 Hint: Consider how adjusting A or c changes the outcome.
Question 2
If you were to choose a very high value for A compared to your dataset, what issues might arise?
💡 Hint: Think about the relationship between A, c, and your data.
Challenge and get performance evaluation