Practice - Deviation from the Mean
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
Find the mean for the data set: 2, 4, 6, 8, 10.
💡 Hint: Add the numbers and divide by the total count.
What is the deviation of 5 from the mean of 10?
💡 Hint: Subtract the mean from the data point.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What is the formula for deviation from the mean?
💡 Hint: Remember the relationship between data points and the mean.
True or False: A higher standard deviation indicates data points that are closer to the mean.
💡 Hint: Consider what large deviations imply.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Given the heights of 5 students: 150cm, 160cm, 165cm, 170cm, 180cm, calculate the variance and standard deviation.
💡 Hint: Square the deviations and average them!
For the dataset from the last semester's scores: 58, 64, 70, 75, 80, how do you interpret a standard deviation of 8?
💡 Hint: How does this affect understanding overall performance?
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.