This math topic focuses on advanced skills in calculating the mean (average) when a value is missing from a dataset. Participants are tested on their ability to determine the missing integer that completes the given mean for a set of numbers. Questions provide multiple-choice answers, requiring analysis and computation to solve for the missing value, thereby reinforcing understanding of foundational statistical concepts within the context of mean calculation.
Work on practice problems directly here, or download the printable pdf worksheet to practice offline.
Complete this topic with 80% correct, working as fast as you can! Results are immediate.
What is the missing number that results in these numbers having the given mean
2, 8, 11, ?
mean = 7