In many reallife situationsit is helpful to describe data by a single number that ismost representative of the entire collection of numbers Such a number is called ameasure of central tendencyThe ID: 191962
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Section A.2asures of Central Tendency and Dispersion In many real-life situations,it is helpful to describe data by a single number that ismost representative of the entire collection of numbers. Such a number is called ameasure of central tendency.The most commonly used measures are as follows.of numbers is the sum of the numbers divided by .of numbers is the middle number when the numbers are writ-ten in order. If is even,the median is the average of the two middle numbers.of numbers is the number that occurs most frequently. If twonumbers tie for most frequent occurrence,the collection has two modes and is Example 1 1,521,225 25$60,849. 17,305478,32045,67818,980. . .35,671 25nnnnn Measures of Central Tendency and Dispersion Whatyou should learn¥How to find and interpret themean,median,and mode of aset of data¥How to determine the measureof central tendency that best