Question: QUESTION 2 Evaluate the formula for margin of error for u when ( a =2:286, =0.23>, and ,1=400, Round your final answer two (2) decimal


QUESTION 2 Evaluate the formula for margin of error for u when ( a =2:286, =0.23>, and ,1=400, Round your final answer two (2) decimal places. QUESTION 3 Calculate the minimum sample size needed for a study when =0.62. 2 , =1.96. and E =0.05. QUESTION 4 Evaluate the formula for margin of error for population proportion, when 2 . =1.96, p=0.72, and "=30. Round your final answer two decimal places. NI QUESTION 5 Evaluate the formula for margin of error for , when fa =2:588, $20.347, and "=20. Round your final answer two (2) decimal places. NI QUESTION 6 Evaluate the formual for the test statistic z when p=- , n =50, and p=0.7. Round your final answer two (2) decimal places. 50
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