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![Balbharati solutions for Economics [English] 11 Standard chapter 3 - Partition Values - Shaalaa.com](/images/economics-english-11-standard_6:f3883d08a8314767a7faecc361d5fe67.JPG "Balbharati solutions for Economics [English] 11 Standard chapter 3 - Partition Values")
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Solutions for Chapter 3: Partition Values
Below listed, you can find solutions for Chapter 3 of Maharashtra State Board Balbharati for Economics [English] 11 Standard.
Balbharati solutions for Economics [English] 11 Standard 3 Partition Values Exercise Q.1 [Page 22]
Give the correct option:
Statements that do not apply to Quartiles.
- First, arrange the values in ascending or descending order.
- Observation can be divided into 4 parts.
- They are represented as Q1, Q2 and Q3.
- Q2 is also known as a median.
a
b and c
a, b and c
None of these
Give the correct option:
D7 From the given data.
Data - 4, 5, 6, 7, 8, 9, 10, 1 1, 12
7
9
10
12
Give the correct option:
Statements related to partition values that are correct.
- Exact divisions of percentiles into 100 parts gives 99 points
- Deciles have total 9 parts
- Quartiles are shown by Q1, Q2 and Q3
- symbolically, percentiles and Deciles are shown by P and D
a and c
a and b
a, b and c
a ,c and d
Balbharati solutions for Economics [English] 11 Standard 3 Partition Values Exercise Q.2 [Page 22]
Choose the correct pair:
| Group A | Group B |
| 1) Quartiles | a) Dj = size of j`((n + 1)/10) ^"th Observation"` |
| 2) Deciles | b) `"P"_k = l +(((kn)/100 – cf)/f) xx "h"` |
| 3) Percentiles | c) `"Q"_i = l +((("in")/4 – cf)/f) xx "h"` |
1-b, 2-c, 3-a
1-c, 2-a, 3-b
1- c, 2-b, 3-a
1-a, 2-b, 3-c
Balbharati solutions for Economics [English] 11 Standard 3 Partition Values Exercise Q.3 [Page 22]
Give economic term:
Procedure for dividing the data into equal parts.
Give economic term:
value that divides the Series into ten equal parts.
Give economic term:
Value that divides the whole set of observations into four equal parts.
Balbharati solutions for Economics [English] 11 Standard 3 Partition Values Exercise Q.4 [Pages 22 - 23]
Solve the following:
Calculate Q1, D4, and P26 for the following data.
| 18, 24, 45, 29, 4, 7, 28, 49, 16, 26, 25, 12, 10, 9, 8 |
Solve the following :
Calculate of Q3, D5, and P35 for the given data
| Income (in lakhs ₹) | 1 | 2 | 3 | 4 | 5 | 6 | |
| No. of family | 2 | 5 | 20 | 25 | 15 | 12 | |
Solve the following :
Find out P50 for the following data.
| Wages (in ₹) (x) | Number of workers |
| 0-20 | 4 |
| 20-40 | 6 |
| 40-60 | 10 |
| 60-80 | 25 |
| 80-100 | 15 |
Calculate Q3 for the following data.
| Sales (in lakhs ₹) | 10-20 | 20-30 | 30-40 | 40-50 | 50-60 | 60-70 |
| No. of firms | 20 | 30 | 70 | 48 | 32 | 50 |
Solve the following :
Calculate D7 for the following data.
| Profit (in crores ₹) | 10-20 | 20-30 | 30-40 | 40-50 | 50-60 | 60-70 |
| No. of firms | 20 | 30 | 70 | 48 | 32 | 50 |
Solve the following :
Calculate P15 for the following data.
| Investment (₹ in lakhs) | 0-10 | 10-20 | 20-30 | 30-40 | 40-50 | 50-60 |
| No. of firms | 5 | 10 | 25 | 30 | 20 | 10 |
Balbharati solutions for Economics [English] 11 Standard 3 Partition Values Exercise Q.5 [Page 23]
State with reasons whether you agree or disagree with the following statement:
Partition values have application only in theory but not in practice.
Agree
Disagree
State with reasons whether you agree or disagree with the following statement:
Average can misinterpret the representative value.
Agree
Disagree
State with reasons whether you agree or disagree with the following statement:
Median is also known as the second quartile.
Agree
Disagree
Balbharati solutions for Economics [English] 11 Standard 3 Partition Values Exercise Q.6 [Page 23]
Answer the following questions on the basis of the given data :
| Marks | 10 | 20 | 30 | 40 | 50 |
| No. of Students | 4 | 7 | 13 | 8 | 6 |
1) Write the formula of Q1 and Q3.
2) Find out the median of the above data?
3) Find out the cumulative frequency of the last value in the above data.
4) Find out the value of 'n' in the above data
Solutions for 3: Partition Values
Balbharati solutions for Economics [English] 11 Standard chapter 3 - Partition Values
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Concepts covered in Economics [English] 11 Standard chapter 3 Partition Values are Partition Values, Quartiles, Deciles, Percentiles, Need for Partition Values.
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