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Find out the quartile deviation for the given individual observations: 10,20,30,40,50, 60,70

A survey conducted by an organisation for the cause of illness and death among the women between the ages 15 − 44 (in years) worldwide, found the following figures (in %):

S.No.	Causes	Female fatality rate (%)
1. 2. 3. 4. 5. 6.	Reproductive health conditions Neuropsychiatric conditions Injuries Cardiovascular conditions Respiratory conditions Other causes	31.8 25.4 12.4 4.3 4.1 22.0

(i) Represent the information given above graphically.

(ii) Which condition is the major cause of women’s ill health and death worldwide?

(iii) Try to find out, with the help of your teacher, any two factors which play a major role in the cause in (ii) above being the major cause.

Find the value of variables x and y for the following data using simple aggregative method provided the average prices of commodities have decreased by 25% over the given period. Also given is the relation between x and y defined by $x=y^3$.

$\begin{array}{cccccc}\text{Commodities}& A& B& C& D& E\\ \text{Price in 2000 (Rs.)}& 15& 10& 5& x& 23\\ \text{Price in 2006 (Rs.)}& 9& y& 3& 9& 20\end{array}$

How does the procedure of drawing a histogram differ when class intervals are unequal in comparison to equal class intervals in a frequency table?

“Are we to leave our successors a scorched planet of advancing deserts, impoverished landscapes and an ailing environment?”

Can there be any advantage in classifying things? Explain with an example from your daily life.

Mr. Radhe Mohan gives you the following Trial Balance as on 31st December, 2011:

$\begin{array}{cccc}\text{Receipts}& \text{(Rs)}& \text{Payments}& \text{(Rs)}\\ \text{Opening Stock}& 22,000& \text{Capital}& 1,00,000\\ \text{Purchases}& 2,05,000& \text{Sales}& 2,75,000\\ \text{Postage and Telegram}& 360& \text{Bank Overdraft}& 12,800\\ \text{Interest on Fixed Deposits}& 3,200& \text{Provision for charity}& 14,000\\ \text{Buildings}& 60,000& \text{Provision for repairs}& 10,000\\ \text{Charity}& 2,800& \text{Accounts payable}& 32,000\\ \text{Repairs}& 2,500& \text{Fixed deposit}& 20,000\\ \text{Household Expenses}& 5,440& \text{Interest on bank deposits}& 540\\ \text{Audit fee}& 800& & \\ \text{Landlord A/c}& 4,800& & \\ \text{Accounts receivable}& 20,000& & \\ \text{Indirect expenses}& 1,440& & \\ \text{Bank Deposit}& 6,000& & \\ \text{Loose Tools}& 8,000& & \\ \text{Salarie}& 14,200& & \\ \text{Carriage}& 4,500& & \\ \text{Cash in hand}& 7,300& & \\ \text{Plant and furniture}& 52,000& & \\ \text{Security Deposit}& 28,000& & \\ \text{Personal Debts}& 16,000& & \\ & \underset{–}{\overline{\underset{–}{4,64,340}}}& & \underset{–}{\overline{\underset{–}{4,64,340}}}\end{array}$

Adjustments :
1. Closing Stock was taken on 31st December, 2011 and was then valued at Rs 40,000.

2. Create provision for Doubtful Debts 5%.

3. Rent paid to Landlord was debited to his personal account. Prepare Trading and Profit and Loss Account for the year ended 31st Dec., 2011 and a Balance Sheet as on that date.
Or
From the following balances extracted from the books of Sharma, prepare the Trading and Profit & Loss Account for the year ended 31st March, 2012 and a Balance Sheet as on that date after taking into consideration the adjustments given below:

TRIAL BALANCE

(as on 31st March, 2011)

Trial Balance

$\begin{array}{ccc}\text{Particulars}& \text{Amount (Rs)}& \text{Amount (Rs)}\\ \text{Drawings and Capital}& \text{7,500}& \text{50,000}\\ \text{Purchases and Sales}& \text{72,100}& \text{95,000}\\ \text{Returns}& \text{1,300}& \text{2,700}\\ \text{Sundry Debtors and Creditors}& \text{18,200}& \text{35,750}\\ \text{Stock (1st April, 2011)}& 19,800& -\\ \text{Bad Debts}& \text{3,000}& -\\ \text{Bills Receivable and Payable}& \text{12,000}& \text{23,000}\\ \text{Cash in Hand}& \text{300}& -\\ \text{Office Expenses}& \text{6,210}& -\\ \text{Sales Van Expenses}& \text{15,000}& -\\ \text{Discount}& -& \text{2,910}\\ \text{Rent and Taxes}& \text{10,700}& -\\ \text{Telephone Charges}& \text{1,050}& -\\ \text{Postage and Telegram}& \text{950}& -\\ \text{Furniture}& \text{5,000}& -\\ \text{Printing and Stationery}& \text{2,750}& -\\ \text{Commission}& \text{8,400}& -\\ \text{Carriage Inward}& \text{3,200}& -\\ \text{Salaries and Wages}& \text{220,500}& -\\ & \underset{–}{}& \underset{–}{}\\ & \text{2,09,360}& \text{2,09,360}\end{array}$

Adjustments :

(a) Closing Stock was valued at Rs 61,700.

(b) Depreciate Furniture 10% and Sales Van 20%.

(c) Outstanding Rent amounted to Rs 900.

(d) Charge one-fourth of Salaries and Wages to Trading Account.

Find the missing frequency in the following distribution if N is 60 and median is 40.
$$\begin{array}{cccccc}\text{Marks}& 0-10& 10-30& 30-60& 60-80& 80-90\\ \text{Frequency}& 5& \text{F1}& \text{F2}& 8& 2\end{array}$$

Average age of the people of a country is shown in the following table:

$\begin{array}{cccccc}\text{Age (Years)}& 10-20& 20-30& 30-40& 40-50& 50-60\\ \text{People}& 30& 32& 15& 12& 9\end{array}$

Find out mean age by Direct Method.

Question 12

Mean of 50 observations was found to be 80.4. But later on, it was discovered that 96 was misread as 69 at one place. Find the correct mean.

Of the following three measures which can measure any type of relationship?

(a) Karl Pearson's coefficient of correlation

(b)Spearman's rank correlation

(c) Scatter diagram

From the following data, compute the coefficient of correlation between X and Y

$\begin{array}{ccc}& \text{X series}& \text{Y series}\\ \text{Number of items}& \text{6}& \text{6}\\ \text{Airthmetic mean}& \text{350}& \text{138}\\ \text{Aquares of deviations from mean}& \text{19}& \text{94}\end{array}$

The following table contains the heights and weights of a sample of 5 women from a room. Find the line of best fit.

$\begin{array}{cc}Height(X,cm)& Weight(Y,kg)\\ 150& 54\\ 160& 58\\ 170& 63\\ 175& 65\\ 180& 70\end{array}$

Describe
the various steps involved in conducting a scientific enquiry.

The coefficient of variation of a distribution is

Define primary data.

The time spent by a person for various programs is given. If he wants to spend equal time in all programs, what fraction of the total time will he have to spend?

• Do you like to fly kites?


• Who helps you to fly kites?

The number of hours of classes attended by students in a semester and the corresponding number of students is tabulated below. Find the median number of hours of classes attended by the students.

$\begin{array}{cccccc}\text{Number of hours}& 100-120& 120-140& 140-160& 160-180& 180-200\\ \text{Number of students}& 19& 28& 30& 16& 7\end{array}$

Find the mean, variance and the standard deviation for the following data:

5, 9, 8, 12, 6, 10, 6, 8

Find out rank difference correlation of X and Y.

$\begin{array}{cccccccc}X& 80& 78& 75& 58& 67& 60& 59\\ Y& 12& 13& 14& 14& 16& 15& 17\end{array}$

Q22. The problems of high inflation is/are

1. It reduces the purchasing power of the people

2. It increases the savings in a country

3. Interest rates go up

4. Investments increases

Choose the correct answer:

What are
the strengths and weaknesses of participant observation as a method?

Statistical methods are no substitute for common sense. Comment with examples from your daily life.

Notice these expressions in the text. Infer their meaning from the context.

• 
  

  anecdote

  
  


• 
  

  delicate realism

  
  


• 
  

  figurative painting

  
  


• 
  

  illusionistic likeness

  
  


• 
  

  conceptual space

  
  

Calculate weighted average of price relative index from the following data:

$\begin{array}{cccc}\text{Itmes}& \text{Weight in}\%& \text{Base year price (Rs)}& \text{Current Year Price (Rs)}\\ A& 40& 2& 4\\ B& 30& 5& 6\\ C& 20& 4& 5\\ D& 10& 2& 3\end{array}$

Three rods of identical cross-sectional area and made from the same metal form the sides of an isosceles triangle $ABC$ right angled at $B$. The points $A$ and $B$ are maintained at temperatures $T$ and $\sqrt{2}T$, respectively, in the steady state. Assuming that only heat conduction takes place, temperature of point $C$ is

Why does Russell call the three passions 'simple'?

The number of 4 letters word which can be formed from the letters of the word PIGEON are

The measures used to mitigate or solve economic problems are known as ___ .

Calculate coefficient of of correlation from the following data and interpret the result.

$\begin{array}{cccccccc}NumberofYearsof& 0& 2& 4& 6& 8& 10& 12\\ SchoolingofFarmers& & & & & & & \\ AnnualYieldperArea& 4& 4& 6& 10& 10& 8& 7\\ \left(i{n}^{\prime }000\right)& & & & & & & \end{array}$

Statements: B + D; E $ T; T * P; P B

Conclusions:

I. P $ D

II. PD