The following is the distribution of total household expenditure in Rs- of manul worker in a city- array Draw a histogram and a frequency polygon represinting the above data-

[ Expenditure (in Rs) amp; 100 150 amp; 150 200 amp; 200 250 amp; 250 300 amp; 300 350 amp; 350 400 ...

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Standard X

Mathematics

Step-Deviation Method of Finding Mean

The following...

Question

The following is the distribution of total household expenditure (in Rs.) of manul worker in a city:

$\begin{matrix} Expenditure (in Rs) & 100 - 150 & 150 - 200 & 200 - 250 & 250 - 300 & 300 - 350 & 350 - 400 & 400 - 450 & 150 - 500 No. of manual workers & 25 & 40 & 33 & 28 & 30 & 22 & 16 & 8 \end{matrix}$

Draw a histogram and a frequency polygon represinting the above data.

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Solution

$\begin{matrix} Expenditure (in Rs) & 100 - 150 & 150 - 200 & 200 - 250 & 250 - 300 & 300 - 350 & 350 - 400 & 400 - 450 & 150 - 500 No. of manual workers & 25 & 40 & 33 & 28 & 30 & 22 & 16 & 8 \end{matrix}$

Here is given histogram and frequency polygon.

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Q. The following is the distribution of total household expenditure (in Rs.) of manual worker in a city:

Expenditure (in Rs):	100-150	150-200	200-250	250-300	300-350	350-400	400-450	450-500
No. of manual workers:	25	40	33	28	30	22	16	8

Draw a histogram and a frequency polygon representing the above data.

Q. A survey showed that the average daily expenditures (in rupees) of 30 households in a city were:
11, 12, 14, 16, 16, 17, 18, 18, 20, 20, 20, 21, 21, 22, 22, 23, 23, 24, 25, 25, 26, 27, 28, 28, 31, 32, 32, 33, 36, 36.
(a) Prepare a frequency distribution using class intervals:

(b) What percent of the households spend more than ₹ 29 each day?
(c) Draw a frequency histogram for the above data.

Q. The following data gives the distribution of total household expenditure (in rupees)of manual workers in a city:

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

Find the average expenditure which is being done by the maximum number of manual workers.

Draw, in the same diagram , a histogram and a frequency polygon to represent the following data which shows the monthly cost of living index of a city in a period of 2 years:

$\begin{matrix} Cost of living index & 440 - 460 & 460 - 480 & 480 - 500 & 500 - 520 & 520 - 540 & 540 - 560 & 560 - 580 & 580 - 600 No. of months & 2 & 4 & 3 & 5 & 3 & 2 & 1 & 4 \end{matrix}$

Q. 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.

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The following is the distribution of total household expenditure (in Rs.) of manul worker in a city: Expenditure (in Rs)100−150150−200200−250250−300300−350350−400400−450150−500No. of manual workers254033283022168 Draw a histogram and a frequency polygon represinting the above data.

Expenditure (in Rs)100−150150−200200−250250−300300−350350−400400−450150−500No. of manual workers254033283022168 Here is given histogram and frequency polygon.

$\begin{matrix} Expenditure (in Rs) & 100 - 150 & 150 - 200 & 200 - 250 & 250 - 300 & 300 - 350 & 350 - 400 & 400 - 450 & 150 - 500 No. of manual workers & 25 & 40 & 33 & 28 & 30 & 22 & 16 & 8 \end{matrix}$

Here is given histogram and frequency polygon.