Answer:
Step-by-step explanation:
Less than
1) 343
7 • 7 • 7 = 343
2) 64
2 • 2 • 2 • 2 • 2 • 2 = 64
3) 256
4 • 4 • 4 • 4 = 256
The scientific notation: 4.17 x 10^-2
Answer:
I will show the way.
Step-by-step explanation:
r is the correlation coefficient

To find SSxy
SSxy= ∑
- ∑
To find SSxx
SSxy= ∑
-
∑x
/n
To find SSyy
SSxy= ∑
-
∑y
/n
if your r is near +1, it shows strong positive correlation. Y is proportional to X.
And if it nears -1, it would show strong negative correlation. Y is inversely proportional to X.
Answer:
40 mph
Step-by-step explanation:
you take your miles 160 and divide them by 4 which is going to be 40