9/20
explanation:
7/10 - 1/4
14/20 - 5/20
14-5/20
9/20
Answer:
see below
Step-by-step explanation:
m<Q: 360-68-71-124= 97 degrees
m<Y: 360-95-46-74=145 degrees
m<K: 360-49-89-72=150 degrees
m<R: 360-98-65-69=128 degrees
m<C: 360-77-123-86=74 degrees
m<X: 360-135-105-67=53 degrees
m<T: 360-66-114-92=88 degrees
m<F: 360-146-91-75=48 degrees
Answer:
95% confidence interval: (0.325 ,0.383)
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 231
Sample mean = 0.354 ppm
Sample standard deviation = 0.231 ppm
95% confidence interval:
Putting the values, we get,
Answer:
1. C
2. B
3. A
4. C
5. No, SACK is a square because they have 4 side with the same length.
please give me brainliest
Add it up then you will get answer