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Question 1
The median of following observations is:
and 
where 
and where Question 2
If each of the points of a data set is doubled, then correct statements about the newly formed data set is/are:
I. The mean will be doubled
II. Mode will be doubled
III. Mode will be unchanged but median will be doubled
IV. Median will be doubled
I. The mean will be doubled
II. Mode will be doubled
III. Mode will be unchanged but median will be doubled
IV. Median will be doubled
Question 3
Consider a set 
with mean 
A new set is formed using the points of the set 
which is defined as 
If 
is the mean of 
then which of the following relation is correct?
with mean A new set is formed using the points of the set which is defined as If is the mean of then which of the following relation is correct? Question 4
Which of the following statement is/are true?
I. Median of a grouped data can be determined using frequency only.
II. Median of a data is always greater than mode of that data
I. Median of a grouped data can be determined using frequency only.
II. Median of a data is always greater than mode of that data
Question 5
Find the median of the given data:
Question 6
If 
in the data set 
is the median, what is the possible value of M?
in the data set is the median, what is the possible value of M? Question 7
The age group of 28 children in a street is given below:
What is the median class?
What is the median class?
Question 8
Mean of the following distribution is 16
What is the value of
?
What is the value of
? Question 9
A data set of six observations is arranged in ascending order whose last observation is 7 and median is 15. Which of the following could be the possible set?
Question 10
Following data shows the daily wages of 50 labors in a factory. Find the mean wages
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Oct 27CDS & Defence
