Chapter 3 – Data Handling
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (iii) What is the range of the data?
07
Oct
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (iii) What is the range of the data? 128 132 139 141. (iii) What is the range of the data? 143 146 149 150 151 9. The heights of [...]
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (i) What is the height of the tallest girl? (ii) What is the height of the shortest girl?
07
Oct
9. The heights of 10 girls were measured in cm and the results are as follows: 135, 150, 139, 128, 151, 132, 146, 149, 143, 141. (i) What is the height of the tallest girl? (ii) What is the height of the shortest girl? 128 132 139 141. (i) What is the height of the [...]
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (iii) On how many days was the rainfall less than the mean rainfall.
07
Oct
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (iii) On how many days was the rainfall less than the mean rainfall. 8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (iii) On how many [...]
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (ii) Find the mean rainfall for the week.
07
Oct
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (ii) Find the mean rainfall for the week. 8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (ii) Find the mean rainfall for the week. October [...]
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (i) Find the range of the rainfall in the above data.
07
Oct
8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (i) Find the range of the rainfall in the above data. 8. The rainfall (in mm) in a city on 7 days of a certain week was recorded as follows: (i) Find the range of the [...]
7. The enrolment in a school during six consecutive years was as follows: 1555, 1670, 1750, 2013, 2540, 2820 Find the mean enrolment of the school for this period.
07
Oct
7. The enrolment in a school during six consecutive years was as follows: 1555, 1670, 1750, 2013, 2540, 2820 Find the mean enrolment of the school for this period. 1670 1750 2013 2540 2820 Find the mean enrolment of the school for this period. 7. The enrolment in a school during six consecutive years was [...]
6. The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: (iii) Mean marks obtained by the group.
07
Oct
6. The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: (iii) Mean marks obtained by the group. 39 48 56 6. The marks (out of 100) obtained by a group of students in a science [...]
6. The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: (ii) Range of the marks obtained.
07
Oct
6. The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: (ii) Range of the marks obtained. 39 48 56 6. The marks (out of 100) obtained by a group of students in a science test [...]
6. The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: (i) Highest and the lowest marks obtained by the students.
07
Oct
6. The marks (out of 100) obtained by a group of students in a science test are 85, 76, 90, 85, 39, 48, 56, 95, 81 and 75. Find the: (i) Highest and the lowest marks obtained by the students. 39 48 56 6. The marks (out of 100) obtained by a group of students [...]
Now answer the following questions: (iv) Who is the best performer?
07
Oct
Now answer the following questions: (iv) Who is the best performer? Now answer the following questions: (iv) Who is the best performer? October 7, 2020 Category: Chapter 3 - Data Handling , Maths , NCERT Class 7 ,