42. The following data relate to marks in Advanced Accounts and Business Statistics in B.Com. (H.), II yr Examination of a particular year in Delhi University: Mean Marks in Advanced Accounts Mean Marks in Business Statistics Standard Deviation of Marks in Advanced Accounts Standard Deviation of Marks in Business Statistics Coefficient of Correlation between the Marks in a Advanced ACcounts and Business Statistics emeaiho Find the two regression lines and calculate the expected marks in Advanced Accounts if the marks secured by a student in Business Statistics are 40. = 30 = 35 = 10 uole 7,08 aelX of pnion

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