Answer:



Step-by-step explanation:
For this case we have a confidence interval given as a percent:

If we express this in terms of fraction we have this:

We know that the confidence interval for the true proportion is given by:

And thats equivalent to:

We can estimate the estimated proportion like this:

And the margin of error can be estimaed using the fact that the confidence interval is symmetrical

And then the confidence interval in the form desired is:

I think #7 is 40
#9 is 300
Answer:$14,046 apexxx
Step-by-step explanation:
Answer:
g=12
Step-by-step explanation:
4(2y)=24
8y=24

y=3

Since we know the value of y we substitude

36=3g
g=12
Answer:
No
Step-by-step explanation:
19=19 and 4.358=4.358