Answer:
<h2>12.56</h2>
Step-by-step explanation:
2 x 2 x 3.14 = 12.56
<em>PLEASE MARK BRAINLIEST</em>
Please find the solution below.. If you have questions, let me know.
Given:
n = 40, sample size
Confidence level = 99% => z* = 2.58

, sample proportion.
By definition, the margin of error is

Answer:
According to Sarah's poll, she can conclude with 99% confidence level that 20% of the high school population is happy with the quality of the cafeteria food, with a margin of error of +/- 16.3%.
Answer:
6+10=16 That is your length.
Step-by-step explanation:
Answer:
1/3
Step-by-step explanation: