This math topic focuses on understanding the impact of changing one value in a set of numbers on the mean of that set. Specifically, it involves adjusting one specified number in a set to either increase or decrease the mean by a certain amount. The seven questions provided offer different scenarios with sets of five numbers each, where learners must determine the new value of a particular number to achieve the desired change in the mean. This topic is an advanced part of studying mean, median, and mode within the broader framework of probability and statistics.
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What can the indicated number be changed to for these numbers to have the given change in their mean
8, 6, 14, 2, 5
Change a 6 to increase the mean by 1