need help with these dont know what i did wrong

' Question 2 Scenario: It is known that 10% of people are left handed. What would you expect the range in variation to be in a sample size of 1887 Use the scenario above to answer the following: p= 010 q=1-p= 090 n= 188 rq 9 =\\ 7w = Answer 1: Answer 4: .02188 1/4pts ' Question 3 0.33 /1 pts Assuming the conditions are met, what would you expect the range in variation to be in a sample size of 1887 Calculate this by hand. 25 5712 There is a % chance that the proportion of people in a sample size of 188 that are left handed is between and 14.288 Answer 1: 95 Answer 2: 5.712 Answer 3: 14.288 } Question 4 What is the frequency of those who are left handed in the sample? 18.8 What is the proportion of those who are left handed in the sample? 10 Answer 1: 18.8 Answer 2: 10