<span>Combinations: 5!/2!3!=10
</span>possibility: 1/10 = 2/20
Answer:
Step-by-step explanation:
2 plus t
Answer: 
Step-by-step explanation:
Given : Total number of students who are asked to complete a survey anonymously : n= 240
Number of students
The proportion report that they have experienced bullying =54
Then , the proportion that students have experienced bullying =
Significance interval : 
Critical value : 
The confidence interval for the true proportion is given by :-

Answer:
which principle prevents a brach from abusing its power
Step-by-step explanation: