Question: Hello, I need help please. Every tutor I have had has not been able to get the correct answer. Hoping someone can help me. CHALLENGE

Hello, I need help please. Every tutor I have had has not been able to get the correct answer. Hoping someone can help me.

CHALLENGE ACTIVITY 7.2.1: Confidence intervals for population proportions. Critical values for quick reference during this activity. Confidence level Critical value 0.90 2* = 1.645 0.95 * = 1.960 0.99 2* = 2.576 v Jump to level 1 1 V A poll for a statewide election has a margin of error of 3.12 percentage points. 2 V How many voters should be sampled for a 90% confidence interval? Round up 3 to the nearest whole number. 4 Ex: 1234 voters 2 3 4 Check Next

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