11
Wilson, Armoni
Darrell surveys 200 smartphone users on whether they use text messaging. Based on the survey, he e
percentage of
smartphone users who use text messaging is 97%, with a margin of error of ±2.5%.
Enter numbers to complete the statement based on Darrell's survey.
If Darrell's school has 1000 students, then he can expect the percentage of smartphone users who use t
messaging to be between
% and
%.