Answer:
The sample size must be greater than or equal to 756
Step-by-step explanation:
The formula to calculate the error of the proportion is the following
where p is the proportion, n the sample size, E is the error and z is the z-score for a confidence level of 95%
For a confidence level of 95%
We know that for this case
We require that the error be 0.03 as maximum
Therefore we solve for the variable n
Answer:
864
Step-by-step explanation:
V=lwh
=16×9×6
=864 inches
Answer:
X= 4
Step-by-step explanation:
Answer:
The tip is $3.06
Step-by-step explanation:
To find the tip, take the amount of the bill and multiply by 18%
17 * 18%
17 * .18
3.06
The tip is $3.06