Answer: yea you are
Step-by-step explanation:
Answer:
sorry I can't view
Step-by-step explanation:
i have no this app sorry
The Minimum sample size table is attached below
Answer:

Step-by-step explanation:
From the question we are told that:
Confidence Interval 
Variance 
Generally going through the table the
Minimum sample size is

Simplify 2/3 - 1/7 to 11/21
10/21 + 11/21
Simplify
The answer is 1.
no you cannot conclude that state c costs more than a and b because you do not know the value of state a and b