Find the sample size need to estimate the percentage of Californians who are left handed. Use a 3 percentage point margin of error, and a confidence level of 99%. Previous results indicate that about 10% of Californians are left handed. Critical Values: 20.05 = 1.645 Z0,025 1.96 20.01 = 2.325 20.005 = 2.575

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Find the sample size need to estimate the percentage of Californians who are left handed.
Use a 3 percentage point margin of error, and a confidence level of 99%. Previous results indicate that about 10% of Californians are left handed.
Critical Values:
20.05 = 1.645
20.025 = 1.96
20.01 = 2.325
20.005
2.575
Transcribed Image Text:Find the sample size need to estimate the percentage of Californians who are left handed. Use a 3 percentage point margin of error, and a confidence level of 99%. Previous results indicate that about 10% of Californians are left handed. Critical Values: 20.05 = 1.645 20.025 = 1.96 20.01 = 2.325 20.005 2.575
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