Answer:
B 1/2
Step-by-step explanation:
Answer:
The P-value for this test is P=0.00006.
Step-by-step explanation:
We have a matched-pair test, with a test statistic t=-14.9.
The degrees of freedom in a sample of 5 students is:

For a t=-14.9 and 4 degrees of freedom, a left-tail test will have a P-value of:

The claim is that the new unit on taking square roots is helping students to learn. This test concludes that there is statistical evidence to support the claim that the new unit is helping students to learn.
Answer:
b
Step-by-step explanation:
Answer:
Two options for this case will be,
Clockwise rotation : -90°
Anti-Clockwise rotation : +270°
Step-by-step explanation:
If we rotate the triangle clockwise -90° then the vertex will be at (5,0).
Similarly by rotatating it anti-clockwise for +270° it will be at same position
Answer:
800000x^3
Step-by-step explanation: