हिंदी

A cricketer scores the following runs in eight innings: 58, 76, 40, 35, 46, 45, 0, 100 Find the mean score.

Advertisements
Advertisements

प्रश्न

A cricketer scores the following runs in eight innings:

58, 76, 40, 35, 46, 45, 0, 100

Find the mean score.

योग
Advertisements

उत्तर

Runs scored by the cricketer are 58, 76, 40, 35, 46, 45, 0 and 100.

Mean score = `"Total runs scored in all innings"/"Total number of the innings"`

Mean score = `(58 + 76 + 40 + 35 + 46 + 45 + 0 + 100)/8`

= `400/8`

= 50

Therefore, mean score is 50.

shaalaa.com
  क्या इस प्रश्न या उत्तर में कोई त्रुटि है?
अध्याय 3: Data Handling - EXERCISE 3.1 [पृष्ठ ४७]

APPEARS IN

एनसीईआरटी Mathematics [English] Class 7
अध्याय 3 Data Handling
EXERCISE 3.1 | Q 4. | पृष्ठ ४७

वीडियो ट्यूटोरियलVIEW ALL [2]

संबंधित प्रश्न

Find the mean of the first five whole numbers.


Following table shows the points of each player scored in four games:

Player Game 1 Game 2 Game 3 Game 4
A 14 16 10 10
B 0 8 6 4
C 8 11 Did not play 13

Now answer the following questions:

  1. Find the mean to determine A’s average number of points scored per game.
  2. To find the mean number of points per game for C, would you divide the total points by 3 or by 4? Why?
  3. B played in all the four games. How would you find the mean?
  4. Who is the best performer?

The mean of 5 observations is 50. One of the observations was removed from the data, hence the mean became 45. Find the observation which was removed.


The mean of five numbers is 50, out of which mean of 4 numbers is 46, find the 5th number:


The following table shows the number of saplings planted by 30 students. Fill in the boxes and find the average number of saplings planted by each student.

No. of saplings
(Scores) xi
No. of students
(frequency) fi
fi x xi
1 4 4
2 6 `square`
3 12 `square`
4 8 `square`
  N = `square` ∑fixi =  `square`

Mean `bar "x"` = `square/"N"`

= `square/square`

= `square`

∴ The average number of trees planted `square`


The mean weight of 4 members of a family is 60 kg. Three of them have the weight 56 kg, 68 kg and 72 kg respectively. Find the weight of the fourth member


If the average selling price of 15 books is ₹ 235, then the total selling price is __________


The average of integers between −10 to 10 is __________


The marks of 14 students in a science test out of 50 are given below. 34, 23, 10, 45, 44, 47, 35, 37, 41, 30, 28, 32, 45, 39 Find the maximum mark obtained


Find the mean of the following data.

5.1, 4.8, 4.3, 4.5, 5.1, 4.7, 4.5, 5.2, 5.4, 5.8, 4.3, 5.6, 5.2, 5.5


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×