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Mathematics 21 Online
OpenStudy (anonymous):

**STEM AND LEAF PLOTS!!** Please help me!! I will FAN and GIVE medal!

OpenStudy (anonymous):

here it is

OpenStudy (mathmate):

A stem and leaf plot is a shorthand of displaying data. The first digit to the left of the vertical line represents tens, and the digits to the right represent the units digits For example, 19,20,23,25,25,30 would be represented as 1 | 9 2 | 0,3,5,5 3 | 0 So your problem reduces to finding the range, median and the mode. Range is the largest number minus the smallest. In my example, it is equal to 30-19=11 Median is the middle number. There should be as many number to the left and to the right of the median. In my example, the median is betwen 23 and 25 (with 3 numbers on each side of the median). So the median is (23+25)/2=24. If there is an odd number of data, then choose the middle one. Mode is the most occurring number. In my example, it is 25, because it occurs two times. If all numbers occur the same number of times, there is no mode.

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