The median is the middle number in a data set. The lower class boundary is the first quartile or number that is 25 percent lowest in the data set.
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To calculate the class boundary of the first class in statistics, subtract 0.5 from the lower class limit of the first class and add 0.5 to the upper class limit of the first class. This is done to account for the fact that class boundaries fall halfway between the class limits.
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Just say.... I will/am learning how to find the median in Math class.
class boundary is 4.4 class limit is either 3.9 or 4.9