Answer (b): There is a strong positive correlation between time studied and test scores.
Reason:
(1) it is upward, so it is positive.
(2) They are closely packed, so there is a strong correlation.
Answer:
5 units
Step-by-step explanation:
The area of a parallelogram is given by the formula:

Where b is the base and h is the height.
So we know that the area is 15. We can also see that the base is 3. Thus:

Divide both sides by 3:

So, the height is 5 units.
9514 1404 393
Answer:
u = ±√(-m/(k+r+y))
Step-by-step explanation:
Subtract r, rearrange, then take the square root.

It could be c but I’m not sure
Ans:6300
Explanation: Estimating the value of 6296+0
Round up the number 6296 to 6300.
6300+0
Round up the number 0 to 0.
6300+0
Add 0 to 6300.
6300
6296+0≈6300
The Estimated Value of 6296+0 is 6300.