Answer:
3072
Step-by-step explanation: you just need to multiply .32 by 9600.
Well 14 divided by 12 equals 1.1667 times 30 equals 35
Here you go! Hope this helps!
First you do 6 times 14 (6*14=84), next you do 7 divided by 84 (84/7=12). Therefore each person will get 12 ounces of soup.
~Hope this helps!
Answer:
a) The confidence interval is
.
Step-by-step explanation:
We have to calculate a confidence interval (CI) of a difference of proportions.
For the existing procedure, the proportion is:

For the new procedure, the proportion is:

To calculate the CI, we need to estimate the standard deviation

For a 90% CI, the z-value is 1.64.
Then, the CI is:
