Class 11 Economics Practice Set: Statistics for Economics Chapter 01 Introduction
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Statistics for economics- Mode
I. Answer the following.
a. Define Mode.
b. How is mode estimated in an individual series?
c. When do we use grouping table in the estimation of mode?
d. How is mode related to mean and median?
e. State any two demerits of mode.
f. State any two merits of mode
II. Find Mode for the following distributions.
1. 41 42 45 44 45 48 50 45 47 56 51
2. X: 10 20 30 40 50 60 70 80 90 100 110
120
F 4 7 8 12 16 14 9 7 17 5 3
2
(Using grouping table)
3. X: 21 22 25 26 27 28 29 30
F: 7 10 15 18 13 7 3 2
4.Classes: 0-10 10-20 20-30 30-40 40-50
Frequency: 10 20 32 18 21
5. Wages up to: 10 20 30 40 50 60 70 80
Number of workers: 12 30 65 107 157 202 222 230
6. Marks obtained: 0-9 10-19 20-29 30-39 40-49 50-59 60-69 70-79 80-89
No. of candidates: 6 29 87 181 247 263 133 43 9
(Use grouping table)
7. Make a histogram, locate mode and verify the result.
Classes: 10-15 15-20 20-25 25-30 30-35 35-40 40-45
Frequency: 3 7 16 12 9 5 3
Please click on below link to download CBSE Class 11 Economics Statics For Economics Worksheet Set B
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Download CBSE Practice Material: Class 11 Economics Statistics for Economics Chapter 01 Introduction
Chapter Practice Questions for Class 11 Economics
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Yes, our CBSE Class 11 Economics Statics For Economics Worksheet Set 02 includes a variety of questions like Case-based studies, Assertion-Reasoning, and MCQs as per the 50% competency-based weightage in the latest curriculum for Class 11.
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