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Sagot :
Answer:
- quartiles: 43, 56
- median: 50
Step-by-step explanation:
A stem-and-leaf plot is a kind of histogram in which the most significant digit of a data value is taken to be the "stem", and the "leaves" are a list of the least-significant digits of the data values. It is convenient to list the leaves in increasing order, to facilitate determining the quartiles in the data.
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The 14 data set values can be represented by the plot below. Here, we have elected to use parentheses ( ) to identify the 1st and 3rd quartile values, and a slash / to signify the location of the median.
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stem | leaves
3 | 7 8
4 | 3 (3) 7 9
5 | 0 / 0 3 4 (6) 9 9
6 | 0
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The first and third quartiles are 43 and 56, respectively. The median is 50.
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