7. If class mark of a class interval is 15 and width of class interval is 10
What is the lower limit of class interval?
a) 9
b) 10
c) 11
d) 10.5
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Answered by
2
Answer:
d) 10.5
Step-by-step explanation:
Answered by
1
Answer:
10.5
Step-by-step explanation:
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