The table below shows the salary of 300 Business graduates 5 years after graduation, where Salary is in thousands of pou

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The table below shows the salary of 300 Business graduates 5 years after graduation, where Salary is in thousands of pou

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The Table Below Shows The Salary Of 300 Business Graduates 5 Years After Graduation Where Salary Is In Thousands Of Pou 1
The Table Below Shows The Salary Of 300 Business Graduates 5 Years After Graduation Where Salary Is In Thousands Of Pou 1 (101.02 KiB) Viewed 27 times
The table below shows the salary of 300 Business graduates 5 years after graduation, where Salary is in thousands of pounds. Salary Number of undergraduates Midpoint Freq. density O to less than 20 20 20 to less than 30 40 30 to less than 50 120 50 to less than 100 70 100 to less than 200 50 1 (a) In your answer booklet, copy and complete the table. (5 marks) (b) Draw a labelled histogram to represent the data. (6 marks) (c) Estimate the mean salary, and the standard deviation from the mean. (6 marks) (d) A graduate is selected at random. What is the probability that they earn more than 80 thousand pounds per annum? (3 marks)
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