Business StatisticsTU Board 2026
The data in promotional expenditures and sales on a newly launched product are given below: Promotional expenses in (Rs '000)44610101215sales in (Rs '00,000)16201824202225a. Calculate the two…
The data in promotional expenditures and sales on a newly launched product are given below: Promotional expenses in (Rs '000)44610101215sales in (Rs '00,000)16201824202225a. Calculate the two regression coefficients from the above data of expenses and sales. b. Calculate the correlation coefficient between promotional expenditure and sales and test the significance of the calculated value of correlation coefficient. c. Find two regression lines and estimate the expected sales if the promotional expenses is Rs 20,000.
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