Advertisements
Advertisements
प्रश्न
What is the median of 7, 10, 7, 5, 9, 10?
विकल्प
7
9
8
10
उत्तर
8
Explanation:
Since, the ascending order of the given data is as: 5, 7, 7, 9, 10, 10.
And, the number of observations is 6, which is even.
The third and fourth two numbers will be in the middle. They are 7 and 9, respectively.
So, the median of the given data
= `(7 + 9)/2`
= `16/2`
= 8
APPEARS IN
संबंधित प्रश्न
Draw a histogram from the following frequency distribution and find the mode from the graph:
Class | 0-5 | 5-10 | 10-15 | 15-20 | 20-25 | 25-30 |
Frequency | 2 | 5 | 18 | 14 | 8 | 5 |
Find mean by step-deviation method:
C.I. | 63 – 70 | 70 – 77 | 77 – 84 | 84 – 91 | 91 – 98 | 98 – 105 | 105 – 112 |
Frequency | 9 | 13 | 27 | 38 | 32 | 16 | 15 |
By drawing an ogive, estimate the median for the following frequency distribution:
Weight (kg) | 10 – 15 | 15 – 20 | 20 – 25 | 25 – 30 | 30 – 35 |
No. of boys | 11 | 25 | 12 | 5 | 2 |
A boy scored following marks in various class tests during a term; each test being marked out of 20.
15, 17, 16, 7, 10, 12, 14, 16, 19, 12 and 16
What are his total marks?
Draw a histogram for the following distribution and estimate the mode:
Marks | 0-10 | 10-20 | 20-30 | 30-40 | 40-50 | 50-60 | 60-70 | 70-80 |
No. of students | 3 | 7 | 15 | 24 | 16 | 8 | 5 | 2 |
Find the rnedian of the first 15 whole numbers .
Find the mean of: first six even natural numbers
Find the mean of: first five odd natural numbers
Find the median of 3.2, 4.8, 5.6, 5.6, 7.3, 8.9 and 9.1
The marks scored by the students in social test out of 20 marks are as follows: 12, 10, 8, 18, 14, 16. Find the mean and median?