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NeTakaya
3 years ago
10

Shanti wrote the predicted values for a data set using the line of best fit y = 2.55x – 3.15. She computed two of the residual v

alues.
What are the values of a and b?
a = 0.4 and b = –0.15
a = –0.4 and b = 0.15
a = 8.6 and b = 14.25
a = –8.6 and b = –14.25

Mathematics
1 answer:
Phantasy [73]3 years ago
3 0

a=4.1-4.5=-0.4\\b=7.2-7.05=0.15

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