Answer:
0.64
Step-by-step explanation:
A solution to a division problem means it is the quotient. And it tells us the solution to the dividend and divisor.
Answer:
The 99% confidence interval is 
Step-by-step explanation:
From the question we are told that
The sample size is 
The sample mean is 
The standard deviation is 
Given that confidence is 99% then the level of significance is mathematically represented as


Next we obtain the critical values of
from the normal distribution table
The value is
Generally the margin for error is mathematically represented as

=> 
=> 
The 99% confidence interval is mathematically represented as

=> 
=> 
Answer:
What
Step-by-step explanation:
ellaborate, if its just the numbers then no.