If there are 100 and 150 items with average 50 and 40 for two groups. Then combined mean
for all 250 items is
a) 40
b) 44
c) 50
d) 54
Answers
Answered by
0
Answer:
b) 44
Step-by-step explanation:
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Answered by
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Answer:
shsj sjsh sjsjs sjsjsj. sjs wj
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