Answer:
Margin of error = 0.773
Step-by-step explanation:
We are given the following information in the question.
Sample size, n = 20
Sample mean = 8
Sample standard deviation = 2
90% Confidence interval
Putting the values, we get,
Margin of error:
Putting the values, we get,
Answer: 10,582.91
Step-by-step explanation: 2.7%*10=27% 8,333*127%= $10,582.91
Answer: The percent of change is 25%
Step-by-step explanation:
$525 - $393.75 = $131.25
131.25 (amount of change)/525 ( original amount) x 100
= 25%
Answer:
option c = angle b
Step-by-step explanation:
as angle b is inside the polygon as the rest angles are exterior(outside the polygon )