the weight of 5 children in a group in kg are 25,35,35,28,32 find the mean weight and median weight, after a year it was found that they all gain 3 kg weight each. find the new mean weight.
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Answers
Answered by
3
Answer:
31,32,34
Step-by-step explanation:
SUM OF OBSERVATIONS = (25+35+35+28+32)=155
NUMBER OF OBSERVATIONS= 5
THEREfORE, MEAN=155/5=31
ARRANGING IN ASCENDING ORDER,
25,28,32,35,35
MEDIAN= (n+1)/2 th observation = 3rd observation= 32
as we know, total increases when equal is added to each no
mean(new)=31+3=34
Answered by
1
Answer:
Mean = 31
Median = 32
New Mean = 34
Step-by-step explanation:
Mean = 155/5 = 31
Median = 32
New Mean = 170/5 = 34
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