B.com 1st year Business Statistics Previous Year Question paper 2017
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Business Statistics
Previous Year Question
paper 2017
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B.com |Year Examination, 2017 (Unified Syllabus)
Commerce – II Business Statistics
Time: 3Hrs] (C-102) [M.M. : 100
Note: इस – पत्र को पाच खण्डो – अ , ब , स , द , एवं इ में विभाजित किया गया है | खण्ड – अ ( लघु उतरीय प्रश्न है , जिसके दस भाग है | ये सभी दस भाग अनिबार्य है | खण्ड – ब , स , द , एवं इ ( विस्तृत उतरीय प्रश्न ) प्रत्येक में दो प्रश्न है | प्रत्येक खण्ड से एक प्रश्न कीजिए | विस्तृत उतर अपेक्षित है | This is paper is divided into five Sections – A, B, C, D, & E Section – A ( Short Answer Questions ) contains one question of ten parts requiring short answer . all these ten parts one compulsory . Sections –B, C, D, & E (Descriptive Answer questions) each contains two questions. Attempt one question from each Section. Answer must be descriptive.
खण्ड – अ ( SECTION – A )
इस प्रश्न में एक प्रश्न के दस भागो के लघु अपेक्षित है | प्रत्येक भाग 4 अंक का है |
This Section contains one question of ten parts requiring short answer. Each part carries 4 marks.
Business statistics
1 . (I) यदि r = 0.64 एंव P.E (r) = 0.1312 हो तो N का मन ज्ञात करो |
If r = 0.64 and P.E(r) = 0.1313 , find the valut of N .
(II) विषमता सदैव ऋणात्मक होती है |
Skevness is always negative.
(III) एक शहर की जनसँख्या 10 वर्ष की अवधि में 150 मिलियन से बढकर 212 मिलियन हो गई | वृधि की गुणोत्तर दर ज्ञात करो |
The population of a city has increased from 150 milion to 212 million during a operiod of 10 years . find the geometric rate of growth.
(IV) दो स्थितियों मध्यो के नाम बताइए |
Give the name of positional averages.
(V) आवर्ती वक्र से आप क्या समझते है ?
Wht do you mean by frequency curve ?
(VI) वर्गीकरण एंव सरनियां में भेद कीजिए |
Differentiate between classification and tabulation.
(VII) यदि x + 225, Z = 225 तथा ợ = 8.15 , तो विषमता ज्ञात करो |
If x = 225, Z = 225 , ợ = 8.15 ? find skewness.
(VIII) सांख्यकी को परिभाषित करो |
Define statistics.
(IX) निम्न समंको से विस्तार एंव इसका गुणांक ज्ञात करो |
Calculate range and its coefficient from the following data
20,8,10,0-20,-10,4
(X) निम्न समावेशी श्रेणी को अपवर्जी श्रेणी में परिवर्तित करो |
Convert the following inclusive series into excusive series.
Class interval | 0 – 10 | 10 – 20 | 20 – 30 | 30 – 40 | 40 – 50 |
Frequency | 5 | 1 | 15 | 8 | 7 |
खण्ड –ब , स , द , एवं इ (sections –B, C, D, & E,)
प्रत्येक खण्ड में दो प्रश्न है | प्रत्येक खण्ड से एक प्रश्न कीजिए | प्रत्येक प्रश्न 15 अंक का है | विस्तृत उतर अपेक्षित है | Each section contains two questions. Attempt one question from each Section. Each question carries 15 marks. Answer must be descriptive.
खण्ड-ब (SECTION-B)
2 . निम्नकिंत सारणी एक परीक्षा में संखिय्की में प्राप्त अंको द्वारा विद्यार्थी के आवर्ती बंटन को दर्शाती है |
Shows the frequency distribution of students by marks obtained in statistics at an examination.
Marks | 0 – 10 | 10 – 20 | 20 – 30 | 30 – 40 | 40 – 50 |
No of students | 44 | 8 | 20 | 12 | 6 |
जाँच करने पर सरनियां की निम्न त्रुटियाँ पाई गई |
On scrutiny the following mistakes of tabulation were revealed.
Student | A | B | C | D |
Correct marks | 42 | 18 | 32 | 5 |
Tabulated marks | 35 | 28 | 22 | 15 |
सारणी संशोधित कीजिय एंव मध्य प्राप्तांक ज्ञात करो |
Revise the table and find out mean marks.
अथवा
3 . अपकिरण से आप क्या समजते है ? अपकिरण की गन्ना गति कौन कौन सी विधिय है ? यह विषमता से किस प्रकार भिन्न है |
What do you mean by dispersion ? what are the method of computing dispersion ? how does it difter from skewness ?
खण्ड-स (SECTION-S)
4 . समान पाठ्यक्रम करने वाले दो छात्रो ने निम्न अंक प्राप्त किये | ज्ञात कीजिए की किसमे अधित द्र्द्ता है |
Two students offering the same course obtain the following marks find who is more consistent:
A | 58 | 59 | 60 | 65 | 66 | 52 | 75 | 61 | 46 | 48 |
B | 56 | 87 | 89 | 46 | 93 | 65 | 44 | 54 | 78 | 68 |
अथवा
5 . निम्न समंको से मध्य एंव बहुलक ज्ञात करो |
Calculate mean and mode from the from following data :
Wages | Less than 8 | Less than 16 | 8 – 24 | 24 and above | 32 – 40 | 40 and above | 48 and above |
No.of person | 8 | 12 | 29 | 31 | 8 | 19 | 5 |
खण्ड-द ( SECTION-D)
6 . निम्न दो निर्देशांक में A श्रेणी को अग्रगामी और B श्रेणी को प्र्ष्ठगामी रूप में शिरोबंधित कीजिय :
Splice tha following two index series , series A forward and series b back words:
Year | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 |
Section A | 100 | 130 | 150 | – | – | – |
Section B | – | – | 100 | 110 | 140 | 150 |
अथवा
7 . निम्न समंको से कोटि सहसम्बन्ध गुणांक ज्ञात करो |
Calculate the coefficient of rank correlation from the following data :
X | 48 | 33 | 40 | 3016 | 16 | 65 | 24 | 16 | 57 | |
y | 13 | 13 | 24 | 6 | 15 | 4 | 20 | 6 | 6 | 19 |
खण्ड – इ (SECTION E )
8 . त्रिवर्षीय चल मध्य द्वारा दीर्घ प्रवर्ती उपनति मूल्य ज्ञात करो :
Find out the secular trande by three yearly moving average :
Year | 1997 | 1998 | 1999 | 2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 |
Annual value | 9 | 7 | 7 | 9 | 11 | 10 | 8 | 8 | 10 | 12 |
अथवा
9 . संखिय्की के कार्यो तथा महत्व का वर्णन करो |
Describe the functions and importances of statistics.
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