Pls answer this ques yrr
graph
Age
group
20-30 30-40 40-50 50-60 60-70 70-80 80-90 90-100
No of
patients
recovered
(in lacs)
4 12 14 16 20 16 10 8
respectively
answer these 5 ques on this data
i) The sum of the lower limit of median class and upper limit of modal class is
A) 130
B) 120
C) 100
D) 110
ii)Which of the following cannot be determined graphically?
A) Mean
B) Median
C) Mode
D) None of these
iii) Upper limit of the median class is
A) 50
B) 60
C) 70
D) none of these
iv)While computing mean of grouped data, we assume that the frequencies are
A) evenly distributed over all the classes
B) centred at the class marks of the classes
C) centred at the upper limits of the class
D) centred at the lower limits of the class
V) For a frequency distribution, mean, median and mode are connected by the
relation
A)Mode = 3 Mean − 2 Median
B)Mode = 2 Median − 3 Mean
C)Mode = 3 Median − 2 Mean
D)Mode = 3 Median + 2 Mean
Answers
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Answer:
don't know bro
Step-by-step explanation:
because this is a very tough questions
and I don't have much better brain to answer this....................make my answer as a brainliest
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