Johnny buys broken bicycles from the junkyard, repairs them, and then resells them. He recently sold a bike for $50, which was 2
1 answer:
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Answer:
A=314.2
Step-by-step explanation:
A=r²
A=100
A=314.159
A=314.2
Answer: (0.685, 0.735)
Explanation:
First, we will compute the confidence level of the given:
They gave us a margin of error of 0.025. From the given, we know that p=71%=0.71.
The confidence interval would then be:
Therefore, the confidence interval would then be (0.685, 0.735)