Percents are parts of 100, so write it as a fraction over 100:
123.5/100
or
1 47/200
720 because if you see a person loses 8x10 and equals to 80
and 80 times 9 is 720
Answer:
Following are the answer to the given points.
Step-by-step explanation:
In point a:
The confidence interval for p is 95%
using formula:
In point b:
Because 0.22 is not within the trust interval, they have enough proof of H0 at level 0.05.
In point c:
For the percentage for samples,
from ratio p
from sample ratio
In point d:
Standard deviation is used to measure the interval of confidence
Answer:
There would be 21 adults on the bus.
7:5
21:15