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jok3333 [9.3K]
4 years ago
10

Lefties The author had difficulty finding the percentage of people who write with their left hand. If we want to estimate that p

ercentage based on survey results, how many people must we survey in order to be 99% confident that we are within two percentage points of the population percentage? Assume that we know nothing about the percentage of the population that writes with the left hand.
Mathematics
1 answer:
Zigmanuir [339]4 years ago
8 0
I am a lefty, and I know for a fact that 40% off the population write with there left
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3 years ago
How to I find this? I tried using Pythagorean theorem, but it didn't work
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The Pythagorean theorem works.

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<h3>μₓ = 36,000 dollars</h3><h3>σ ₓ= 1,000 dollars</h3><h3 /><h3>Show work:</h3>

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