jkbose.co.in : Class XI Statistics Paper Sample Jammu & Kashmir State Board of School Education

Name of the Board : Jammu & Kashmir State Board of School Education
Name of the Exam : Class XI
Subject : Statistics
Year : 2008
Document Type : Model Question Paper
Website : jkbose.co.in

Download Model/Sample Question Paper : https://www.pdfquestion.in/uploads/jkbose.co.in/7002-stat.pdf

Statistics Sample Paper :

Second Term :
Maximum Marks : 40
Time : 2½ Hours
Note : In case of failures/re-appear cases and fresh private candidates; i.e. candidates appearing for the first time after having passed Secondary School Examination, marks secured out of 40 shall be raised proportionately as if obtained out of 60.

Related : Jammu & Kashmir State Board of School Education Class XI Sociology Paper Sample : www.pdfquestion.in/7001.html

Long Answer Type Questions :
1. Define Moments. Establish the relationship between the Raw moments and the Central moments. 5
Or
What do you mean by ‘Skewness’ in Statistics ? Explain briefly the methods o measuring Skewness.
2. What is Correlation ? Discuss different types of Correlation. Also prove | r | = 1.
Or
Define Rank correlation. Write down Spearman’s formula for Rank correlation P. What are the limits of P. Interpret the case, when P, assumes the minimum value. 5
3. A problem in Statistics is given to five Students A, B, C, D and E. Their chances of solving it are respectively. What is the probability that the problem will be solved ?
Or
Define the following terms :
(a) Mutually Exclusive events,
(b) Independent events,
(c) Exhaustive events and
(d) Equally likely events.
4. What is stratified Sampling ? Give its advantages and disadvantages. 5
Or
What is Complete Enumeration ? Discuss the advantages of Sample Survey over Complete Enumeration.

Short Answer Type Questions :
5. Find the Coefficient of Skewness from the following information : 3
Difference of two quartiles = 8
Mode = 11
Sum of two quartiles = 22
Mean = 8
6. From a bag containing 10 black and 20 white balls, a ball is drawn at random. What is the probability that it is black ? 3
7. What are Sampling and Non-sampling errors ? 3

8. State the conditions, when two attributes A and B may be termed : 3
(i) Independent,
(ii) Positively associated and
(iii) Negatively associated.

9. Prepare a 3 x 3 table for the following information ad calculate Yule’s coefficient of Association : 3
N = 1500, ( ) = 1117, (B) = 360, (AB) = 35
(Very Short Answer Type Questions)

10. The following very short answer type questions of one mark, each may be answered in a few words or few sentences or as may be required :
(a) Define Probability of an even ‘E’ and prove 1
(b) What are Attributes and order of Classes ? 1
(c) What is Scatter diagram ? 1
(Multiple Choice Type Questions)

11. In case of the following two multiple chose type questions, Choose the correct/most appropriate answer and write it in your Answer-book

(i) Karl Pearson’s coefficient of correlation lies between 1
(a) 0 ad 1
(b) – 3 ad 3
(c) – 1 and 1
(d) None of the above

(ii) Additiona l theorem of Probability states that if two events A and B are mutuallyexclusive, the probability of occurrence of either A or B is given by
(a) P(A) + P(B)
(b) P(B) x P(A)
(c) P(A) + P(B) – P(A B)
(d) None of the above.

Accountancy :
Long Answer Type Questions :
Q. 1. The profits of ABC for the last 5 years were as under : Year Profit (in )
2002-03 38,000.00
2003-04 18,000.00
2004-05 25,000.00
2005-06 19,000.00
2006-07 27,000.00
Calculate the value of goodwill on the basis of 2-year purchases of weighted average profit based on weight 1, 2, 3, 4 and 5 respectively to the profit for the year 2002-03, 2003-04, 2004-05, 2005-06 and 2006-07.

OR

A firm earns a profit of 30,000/- per year. In the same business the 10% return is generally expected. The total assets of the firm are 2, 50,000/-. The value of outsiders liability is 40,000/-. Find the value of goodwill. 5 marks

Q. 2. A and B are partners sharing profits and losses in the ratio of 1:3. Their Balance Sheet as on 31st March, 2010 was as under:
On 31st March, 2010 C is admitted into partnership for 1/6th share in future profit, on the following terms :
a) The value of plant and machinery is to be increased by 1,000/-.
b) The value of computer is appreciated by 3,000/-.
c) Goodwill is to be valued at 48,000/- and C brings necessary amount for his share of goodwill in cash.
C is to bring in the capital to the extend of 1/6th of the total capital of new firm after making all adjustments. Draft journal entries and partner’s capital account.

OR

Pass journal entries in the following cases:
a) Assets were realized as follows: Debtors – 30,500/-, Plant and Machinery – 32,500/-
a) Expensed on dissolution were 2,080/-.
b) X agreed to take investments at 10,400/-.
c) Creditors agreed to accept 48,100/- in full settlement of their claim of 49,000/-.
d) Bank loan of 12,000/- is paid off. 5marks