Luz is selling tomatoes in Sampaloc market. She decided to change the price of her tomatoes every day for seven days to see whether the change in the price of tomatoes would affect sales. Her collected data are shown in the following table.  a. determine the regression equation b. predict the number of kilograms of tomatoes to be sold if the price of tomatoes will be lowered to 35 pesos per kilogram. day  price per kilogram number of kilograms sold 1 45 30 2 50 25 3 55 25 4 40 40 5 52 26 6 48 35 7 60 15

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Luz is selling tomatoes in Sampaloc market. She decided to change the price of her tomatoes every day for seven days to see whether the change in the price of tomatoes would affect sales. Her collected data are shown in the following table. 

a. determine the regression equation

b. predict the number of kilograms of tomatoes to be sold if the price of tomatoes will be lowered to 35 pesos per kilogram.

day  price per kilogram number of kilograms sold
1 45 30
2 50 25
3 55 25
4 40 40
5 52 26
6 48 35
7 60 15
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