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S1.1 Help

Hi can you tell me how I'd go about answering the bottom two questions.

I got the regression line as Y = 7.1855 - 0.208X
Reply 1
Original post by Bruce267099
Hi can you tell me how I'd go about answering the bottom two questions.

I got the regression line as Y = 7.1855 - 0.208X


Plug x=9.2 into your regression equation.
Reply 2
Original post by Zacken
Plug x=9.2 into your regression equation.


Thank you! Can't believe i even asked this question.:rofl3:
Reply 3
Original post by Bruce267099
Thank you! Can't believe i even asked this question.:rofl3:


Oh, and for the last part - think about it, it has something to do with the average/mean.
Reply 4
Original post by Zacken
Oh, and for the last part - think about it, it has something to do with the average/mean.


Thanks again! Got it all now. :biggrin:
Reply 5
Original post by Bruce267099
Thanks again! Got it all now. :biggrin:


Awesome! :smile:
Reply 6
Original post by Zacken
Oh, and for the last part - think about it, it has something to do with the average/mean.


Thanks again! Got it all now. :biggrin:
Reply 7
Original post by Bruce267099
Thanks again! Got it all now. :biggrin:


No worries, by the way - in the future, try and post your maths queries in the maths forum, I've moved it over for you this time but just so you know in the future, you'll get quicker replies. :smile:
Reply 8
Original post by Zacken
No worries, by the way - in the future, try and post your maths queries in the maths forum, I've moved it over for you this time but just so you know in the future, you'll get quicker replies. :smile:


Will do, thanks again!
Reply 9
Original post by Bruce267099
Will do, thanks again!


Great. :biggrin:

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