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A day full of math games & activities. Find one near you.
A day full of math games & activities. Find one near you.
The daily income of a sample of 50 employees are tabulated as follows
Income (in Rs.) 1-200 201-400 401-600 601-800
Number of employees 14 15 14 7
Find the mean daily income of employees
Solution:
Given, the data represents the daily income of a sample of 50 employees.
We have to find the mean daily income of employees.
Income (in Rs.) | Number of employees (f) | Midpoint x | f × x |
1-200 | 14 | 100.5 | 1407 |
201-400 | 15 | 300.5 | 4507.5 |
401-600 | 14 | 500.5 | 7007 |
601-800 | 7 | 700.5 | 4903.5 |
Total | ∑f = 50 | ∑fx = 17825 |
By direct method,
Mean = ∑fx / ∑f
From the table,
Mean = 17825/50
= 356.5
Therefore, the mean is 356.5
✦ Try This: The daily income of a sample of 50 employees are tabulated as follows:
Income (in Rs.) | 1-200 | 201-400 | 401-600 | 601-800 |
Number of employees | 12 | 15 | 16 | 17 |
Find the mean daily income of employees.
☛ Also Check: NCERT Solutions for Class 10 Maths Chapter 14
NCERT Exemplar Class 10 Maths Exercise 13.3 Problem 5
The daily income of a sample of 50 employees are tabulated as follows: Income (in Rs.) 1-200 201-400 401-600 601-800 Number of employees 14 15 14 7. Find the mean daily income of employees
Summary:
Mean is a statistical concept that carries a major significance in finance and is used in various financial fields and business valuation.The mean daily income of 50 employees is 356.5
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