Economy, asked by chainsingh42, 7 months ago

Q.3. The frequency table of the monthly salaries of 20 people is shown below.
Salary(Rs.)
3500 4000 4200
4200 4300
Frequency
5
8
5
2
a)
Calculate the mean of the salaries of the 20 people.
Calculate the standard deviation of the salaries of the 20 people.
b) calculate the standard deviation of the salaries of the 20 people

Answers

Answered by vedanth09

0

Answer:

120000 is the correct answer

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