1) Surveys are conducted to determine percentages of some groups with certain characteristics a) true b) false 2) The solution for the margin error E is (n - 1) a) true b) false 3) What is the critical value of the confidence level 95%? a) +1.65 b) +2.58 c) -1.96 d) +1.96 4) If the confidence level is 90% and the critical value is +1.65, what is α? a) 10 b) 0.01 c) 0.1

Statistics Group 3 - Icebreaker

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