150 steel workshops have the following distribution of average number of workers in various hourly wage...

 

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150 steel workshops have the following distribution of average number of workers in various hourly wage brackets: Wage Bracket: 500 – 600 600 – 700 700 – 800 800 – 900 900 – 1000 Number of workshops: 17 28 72 21 12 Average Number of Workers per workshop: 15 11 9 6 5 Find the mean salary paid to the workers. Question 2 The mean of 120 observations was calculated to be 76. Later on, it was found that two observations were misread as 85 and 43 instead of 185 and 98. Find the correct mean. Question 3 The mean monthly salaries paid to 100 employees of a company were tk. 5000. The mean monthly salaries paid to male and female employees were tk. 5200 and tk. 4200 respectively. Determine the percentage of males and females employed by the company. 150 steel workshops have the following distribution of average number of workers in various hourly wage brackets: Wage Bracket: 500 – 600 600 – 700 700 – 800 800 – 900 900 – 1000 Number of workshops: 17 28 72 21 12 Average Number of Workers per workshop: 15 11 9 6 5 Find the mean salary paid to the workers. Question 2 The mean of 120 observations was calculated to be 76. Later on, it was found that two observations were misread as 85 and 43 instead of 185 and 98. Find the correct mean. Question 3 The mean monthly salaries paid to 100 employees of a company were tk. 5000. The mean monthly salaries paid to male and female employees were tk. 5200 and tk. 4200 respectively. Determine the percentage of males and females employed by the company.

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Question I clars Med value d x750 trequency d x750 x 500600 550 2 255 ... View the full answer