Collect data of weekly expenditure on food by your family. Arrange the data in an order. Also, convert the data into monthly expenditure. Find the total number of observations.

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Solution

Data of weekly expenditure on food

Week Expenditure

1^st week 1000

2^nd week 2000

3^rd week 2100

4^th week 2200

5^th week 2500

6^th week 2700

7^th week 2800

8^th week 3000

Ascending and Descending order of data

Ascending order of data Descending order of data

1000 3000

2000 2800

2100 2700

2200 2500

2500 2200

2700 2100

2800 2000

3000 1000

Monthly Expenditure

Month Expenditure

1^st Month 1000 + 2000 + 2100 + 2200 = Rs 7300

2^nd Month 2500 + 2700 + 2800 + 3000 = Rs 11,000

Total number of observations = 8

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Similar questions

Q. Find out the data from your father about monthly family expenditure during the year 2017. Get similar information from your trustworthy close friend. Make an arithmetic line graph. Write your observations on the quality of life of the two families.

Q. The following data gives the distribution of total monthly household expenditure of

200

families of a village. find the modal monthly expenditure of the families. Also, find the mean monthly expenditure:

Expenditure(in Rs)	Number of families
1000-1500	24
1500-2000	40
2000-2500	33
2500-3000	28
3000-3500	30
3500-4000	22
4000-4500	16
4500-5000	7

Q. The following data gives the distribution of total monthly household expenditures of

200

families of a village. Find the modal monthly expenditure of the families. Also, find the mean monthly expenditure.

$E x p e n d i t u r e$ (In Rs)	Number of families
$1000 - 1500$	$24$
$1500 - 2000$	$40$
$2000 - 2500$	$33$
$2500 - 3000$	$28$
$3000 - 3500$	$30$
$3500 - 4000$	$22$
$4000 - 4500$	$16$
$4500 - 5000$	$7$

Use the data in Table 3.2 that relate to monthly household expenditure (in Rs) on food of 50 households and obtain the range of monthly household expenditure on food.

Q. Monthly expenditure of a family be as follows:show that data on a pie chart.

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Week	Expenditure
1^st week	1000
2^nd week	2000
3^rd week	2100
4^th week	2200
5^th week	2500
6^th week	2700
7^th week	2800
8^th week	3000

Ascending order of data	Descending order of data
1000	3000
2000	2800
2100	2700
2200	2500
2500	2200
2700	2100
2800	2000
3000	1000

Month	Expenditure
1^st Month	1000 + 2000 + 2100 + 2200 = Rs 7300
2^nd Month	2500 + 2700 + 2800 + 3000 = Rs 11,000