The following table gives the distribution of total household expenditure (in rupees) of manual workers in a city. Expenditure (in rupees) `(x_i)` Frequency `(f_i)` 100-150 24 150-200 40 200-250 33 250-300 28 300-350 30 350-450 22 400-450 16 450-500 7 Find the average expenditure (in rupees) per household.

The following table gives the distribution of total household expenditure (in rupees) of manual workers in a city. Expenditure: (in Rs.) 100-150 150-200 200-250 250-300 300-350 350-400 400-450 450-500 Frequency: 24 40 33 28 30 22 16 7 Find the average expenditure (in Rs.) per household.

We have the following data on the monthly expenditure on food (in rupees) for 30 households in a locality. (i) Obtain a frequency distribution using following class intervals: 100-150, 150-200, 200-250, 250-300, 300-350 (ii) What percentage of households spends less than Rupees 250 per month and what percentage of households spends more than Rupess 200 per month?

The table below shows the daily expenditure on food of 25 households in a locality. {:("Dail expenditure (in Rs)",100-150,150-200 , 200 - 250 , 250 -300,300-350),("Number of households",4,5,12,2,2):} Find the mean daily expenditure on food by suitable method.

Study the following table and answer the questions based on it Below is the Household Expenditure (in Thousand Rupees) per annum. What is the total Husehold Expenditure for the year 2012 ? A. Rs. 89,900 B. Rs. 87,120 C. Rs. 89,100 D. Rs. 88,200

Study the following table and answer the questions based on it Below is the Household Expenditure (in Thousand Rupees) per annum. What is the average spending on Leisure per annum ? A. Rs. 7,040 B. Rs. 6,500 C. Rs. 7,100 D. Rs. 7,400

The following table gives the daily income of ten workers in a factory. Find the arithmetic mean. {:("Workers",A,B,C,D,E,F,G,H,I,J),("Daily Income(in Rs.)",120,150,180,200,250,300,220,350,370,260):}

CH. 14 STATISTICS Q1 Class 0-8 8-16 16-24 24-32 32-40 Frequency 10 12 26 9 15 e mean of above data by: () Direct method () Assumed mean method (ii) Step deviati iop metod. Q2 The following distribution shows the daily pocket allowance of children of a locali ty. The mean pocket allowance is Rs 20. Find the missing frequency Daily Pocket 0-20 20-40 40-60 0-80 80-100 No. Of Children 7 10 9 13 Q3. The following table shows age distribution of persons in a particular region. Find the: (0) mean age (i)modal age (ili) median age Age? Below!0 Below20 Below30 Below 40, Below 50 Belo No, persons ? 250 190 100 40 15 4 Arithmetic mean of the following frequency distribution is 50. Find the missing frequencies C.I. ? 0-20 20-40 40-60 60-80 80-100 Tota