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QUESTION IMAGE

greg counted the number of words per page in his new book. words per pa…

Question

greg counted the number of words per page in his new book.
words per page
stem | leaf
3 | 2 5
4 | 6 6 7 7 9 9
5 | 1 4 8 9
6 | 5 5 5 5 9
7 | 2 4 8
8 | 2 2
9 | 0
how many pages have exactly 65 words?
□ pages

Explanation:

Step1: 分析茎叶图结构

茎叶图中,茎(Stem)代表十位数字,叶(Leaf)代表个位数字。要找有65字的页数,需看茎为6时的叶。

Step2: 查看茎为6的叶

茎为6时,叶是5、5、5、5、9。数字65的个位是5,所以统计叶中5的个数。

Step3: 统计叶中5的数量

叶中5出现的次数为4次。

Answer:

4