Answer:
-0.62
Step-by-step explanation:
If you need, you can simply use a linear regression calculator! Most of them give the option to input points and calculate a equation for the line of best fit and a correlation coefficient.
Go to keisan . casio . com <--- Best example of linear regression calculator!
Neither. A factor is when a number fits in to another number. For example, 6, 2, 12 and 1 are all factors of 12. A multiple again is when a number fits into a number but in a different way (2,4,6,8,10,12,14... are all multiples or 2)
24 and 36 both have common factors (12) which means that 12 is a factor of both of those numbers.
Each ball would be 2.50
If that's wut ur asking
Give me a thanks if it helps thx