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CDS || Statistics || Mean, Median & Mode || Quiz

Attempt now to get your rank among 105 students!

Question 1

Directions for the following two questions

Read the following information and answer the two questions that follow:

Marks scored by Arun in 5 exams are 25 , 28 , 30 , 35 , 37

Find the variance of the marks.

Question 2

Directions for the following two questions

Read the following information and answer the two questions that follow:

Marks scored by Arun in 5 exams are 25 , 28 , 30 , 35 , 37

What is the median of 7, 18, 6, 9, 4, 15, 21, 14, 26?

Question 3

The mean of the data 8, 6, (x+2), 10, 2 and (2x−1) is 9. What is the median of the set?

Question 4

In a seminar hall, the front row has 25 seats. The seat number you have been allotted is the position of median. What is your seat number?

Question 5

Median of the data 1.3, 1.8, 2.3, 4.1, 3, 3.6, 6.2, 2.1, 1.6 is:

Question 6

Consider the following grouped frequency distribution:

If the mean of the above data is 25.2, then what is the value of p?

Question 7

Find the mode of the data:

Question 8

Ten Observations 6, 14, 15, 17, x+1, 2x-13, 30, 32, 34, 43 are written in ascending order. The median of the data is 24. What is the value of x?

Question 9

What is the median of the values 11, 7, 6, 9, 12, 15, 19?

Question 10

The median of the data 5,5,5,4,4,4,8,11,12,25,84 is:

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Oct 6CDS & Defence