9: B right
10: C obtuse
11: B right
12: B right
I hope they are right! Sorry if they are not!
Answer:
3.4 feet or 3 2/5
Step-by-step explanation:
13 3/5 ÷ 4 = 3 2/5
13.6 ÷ 4 =3.4
Coordinates are written (x,y). So find P on the graph. Start at the origin, (0,0), and go left 2 units, sp you're right under P. Since you went left, it's negative, x=-2. Then just go up until you get to P, y=3. So you end up with P is at (-2,3). Hope this helps!
Answer: 0.02
Step-by-step explanation:
Given: Sample size :
The population proportion
Then,
The formula to calculate the standard error is given by :-
Hence, the standard deviation of the sample proportions (i.e., the standard error of the proportion) is <u>0.02</u>.
Answer:
2,240
Step-by-step explanation:
In the ones place we have a 6, so you can round it up, and replace the 3 with a 4 in the tens place.