Answer:
0.0183
Step-by-step explanation:
The percentage of students, who received their DTaP vaccine is 95%.
This implies that:

and

The standard deviation of the proportion is


We want to find the probability, that the sample proportion,


Answer:
A=1000
B=3.33
Step-by-step explanation:
I think?
Answer: The amount of money each student raised = $2
Step-by-step explanation:
Given : In charity
Total students participate= 456
Total collection = $912
Each student brought in the same amount of money , then the amount each student raised = 

Hence, the amount of money each student raised is $2.
To solve this, you can substitute the second equation into the first.
It becomes 2x-(2x+3)=7
Solve from here!
You get -3=7. Not possible. Therefore there is no solution to this system.
System is inconsistent. Hope this helps.
It is closer to 1/2 because 5/8 is close to 4/8 which is 1/2.