Answer:
2.6549
Step-by-step explanation:
Since the sample size n=65, the degrees of freedom is n-1=65-1=64
The critical value=
Using the t-table and selecting df=64 and 
since it’s a 2 tail the corresponding t-score is 2.6549
Therefore, the critical value is 2.6549
The answer is 31.18 because you do base 1 plus base 2 divided by 2 then times the height.
Answer:
y=8/7
Step-by-step explanation:
Or 1 1/7
Or 1.14
Hope this helps!
Answer:
-1
onyl becausse they are basically -3 4 {r84 if u havent got to that yet basically no
Step-by-step explanation:
-3
Yes. It's a rectangle so width*2 + length*2=perimeter
12*2=24
18*2=36
24+36=60
