QUESTION IMAGE
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
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。
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