If you have the numbers 3, 5, and 7, what must you add to keep the mean at 5 after adding a number?

Video Explanation

Watch Video Solution

Keep Practising

Students who asked this also explored

Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.

Q1.

What is the mean of the numbers 4, 8, and 12?

Q2.

Which of the following represents a characteristic of the mean?

Q3.

If the mean of the data set {5, 10, 15, 20} is 12.5, which statement is true?

Q4.

What happens to the mean if a new number much larger than the current mean is added?