Consider the following grouped frequency distribution:
x f
0-10 8
10-20 12
20-30 10
30-40 p
40-50 9
If the mean of the above data is 25.2, then what is the value of p?
A) 9 B) 10 C) 11 D) 12
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Answer:
40
Step-by-step explanation:
okk na beta that means if you add the number in pe so get the answers
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