Hi,


I am trying to run many different regressions using a FOR Loop.



The input data that is read into R has the following variables



·         Volume

·         Price1

·         Price2

·         Price3

·         Price4

·         Price5

·         Trend

·         Seasonality



I want to run 5 regressions, with the Volume as an dependent variable and
Price, Trend & Seasonality as independent variables. I have read the above
mentioned variables in a variable called “tryout”



I am entering the following syntax in R



> for(i in 1:5)

+ {

+ result[i]=lm(Volume~Price[i]+Trend+Seasonaliy,data=tryout)

+ summary(result[i])

+ }



After running these lines…I am getting the following error message



Error in eval(expr, envir, enclos) : object 'Price' not found



Can someone help me out with this error message. Appreciate for your time
and consideration.







Thanks & Regards,



Krunal Nanavati

Solutions Manager - Cogitaas

9769-919198

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