The advantage of using confidence interval can be associated with the population. A well-represented confidence interval of 95% can say that the parameter of the total population has been met. -Muhammad Imdadullah, https://itfeature.com
The disadvantage happens when the interval does not represent the parameter. If the interval is not within and was actually outside of it comes the problem. The interval is still randomly based and does not give the exact response of the population.
https://answers.yahoo.com/question/index?qid=20150930133919AAtj2HV
They are wording it tricky, but it is simple. So first if you combine all the balls together there are 7, and 3 blacks ball 3/7.
Answer:
The third option choice
Step-by-step explanation:
Answer:
See attached
Step-by-step explanation:
1) For each chart we will fill in 4 rows, as it says, to show 0.4 or 4/10
2) For this part, we will shade in 4 rows twice, or 8, as it says. This shows 0.4 being multiplied by 2.
b) 8/10 or 0.8 because we have shaded 8 out of the 10 rows, 8/10 = 0.8
c) 0.8 is our answer as we have found out from the above steps
Have a nice day!
I hope this is what you are looking for, but if not - comment! I will edit and update my answer accordingly. (ノ^∇^)
- Heather