Answer:
The 90% confidence interval is 0.575 to 0.625.
Step-by-step explanation:
In a sample with a number n of people surveyed with a probability of a success of 
, and a confidence interval 
, we have the following confidence interval of proportions.
In which
Z is the zscore that has a pvalue of 
.
For this problem, we have that:
90% confidence interval
So 
, z is the value of Z that has a pvalue of 
, so 
.
The lower limit of this interval is:
The upper limit of this interval is:
The 90% confidence interval is 0.575 to 0.625.
the answer is 29363
Step-by-step explanation:
hope this dont help
Answer:
see explanation
Step-by-step explanation:
Given x < 5
The graph will have an open circle at 5 indicating that x is not equal to 5, which would be a closed circle.
The ray will move to the left since values less than 5 are to the left of 5
Answer:3218680
cms
Step-by-step explanation: multiply 20x160934
