Mathematics
Senior High
ทำไงค้าบบช่วยบอกผมหน่อยครับ
Daily wages
(baht)
frequency
Class
Frequency density
width
150 <h <250
5
100
5+100-0.05
250 <h < 300
14
50
300 < h <350
16
50
350 <h < 400
10
50
400 < h <550
15
150
Answers
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