A school administrator is concerned about the amount of credit card debt college students have. She wishes to conduct a poll in order to estimate the percentage of full-time college students who have credit card debt of $2500 or more. She wishes the estimate to be within 2.5 percentage points with 95% confidence. She has a prior estimate from last year of 17%. What sample size will ensure this? Explain your method and calculations.
3 Simple steps to get your paper done |
||
Step 1 |
Step 2 |
Step 3 |
Place Order | Down to work | Paper is Ready! |
Takes just a few minutes! |
Best writer takes the order |
Access via your account |