Consider the following distribution of daily wages of 50 workers of a factory-100-120-140-160-180-Daily wages in Rs- 120 - 140 160 180 200 -Number of workers - 12 14 8 6 10 -Find the mean daily wages of the workers of the factory by using an appropriate method-

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Standard X

Mathematics

Direct Method of Finding Mean

Consider the ...

Question

Consider the following distribution of daily wages of 50 workers of a factory.

Daily wages (in Rs.) 100-120 120-140 140-160 160-180 180-200

Number of workers 12 14 8 6 10

Find the mean daily wages of the workers of the factory by using an appropriate method.

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Solution

Let the assumed mean be A = 120 and h = 20.

We know that mean,

Now, we have .

Putting the values in the above formula, we have

Hence, the mean daily wage of the workers is Rs 145.20.

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Similar questions

Q. Consider the following distribution of daily wages of

50

workers of a factory.

Daily wages (in Rs)	$100 - 120$	$120 - 140$	$140 - 160$	$160 - 180$	$180 - 200$
Number of workers	$12$	$14$	$8$	$6$	$10$

Find the mean daily wages of the workers of the factory by using an appropriate method.

Consider the following distribution of daily wages of 50 workers of a factory.

$\begin{matrix} Daily wages (in Rs) & 100 - 120 & 120 - 140 & 140 - 160 & 160 - 180 & 180 - 200 Number of workers & 12 & 14 & 8 & 6 & 10 \end{matrix}$

Find the mean daily wages of the workers of the factory by using an appropriate method.

Question 2
Consider the following distribution of daily wages of 50 worker of a factory.

Q. Consider the following distribution of daily wages of 50 workers of a factory.

Daily wages (in Rs.)	Number of workers
100-120	12
120-140	14
140-160	8
160-180	6
180-200	10

Find the mean daily wages of the workers of the factory by using an appropriate method.

Q. The following table shows the number of workers in a factory and their daily wages. Find the median of the daily wages.

Daily wages(Rupees)	$100 - 110$	$110 - 120$	$120 - 130$	$130 - 140$	$140 - 150$	$150 - 160$
No. of workers	$37$	$38$	$40$	$33$	$28$	$24$

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Consider the following distribution of daily wages of 50 workers of a factory. Daily wages (in Rs.) 100-120 120-140 140-160 160-180 180-200 Number of workers 12 14 8 6 10 Find the mean daily wages of the workers of the factory by using an appropriate method.

Let the assumed mean be A = 120 and h = 20. We know that mean, Now, we have . Putting the values in the above formula, we have Hence, the mean daily wage of the workers is Rs 145.20.

Consider the following distribution of daily wages of 50 workers of a factory.

Daily wages (in Rs.) 100-120 120-140 140-160 160-180 180-200

Number of workers 12 14 8 6 10

Find the mean daily wages of the workers of the factory by using an appropriate method.

Let the assumed mean be A = 120 and h = 20.

We know that mean,

Now, we have .

Putting the values in the above formula, we have

Hence, the mean daily wage of the workers is Rs 145.20.