56+34=n+30? Do you add 56+34 =90-30=60 n=60?
2 answers:
You might be interested in
The Constructed confidence interval for the proportion of her photographs taken within the last year contained flowers is
From the question we are told that:
The proportion of photographs that had flowers P= 0.61
Margin of error of M.E= 0.04
Generally, the equation for Confidence interval for proportion is mathematically given by
P \pm M.E
Therefore Confidence interval is
And can also be written as
In conclusion the Confidence interval is
For more information on this visit