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Mathematics 17 Online
OpenStudy (anonymous):

The

jimthompson5910 (jim_thompson5910):

were you able to get anywhere?

jimthompson5910 (jim_thompson5910):

that's the standard error yes and you divide by 2621 since you want the number of households that reported back (not the number total since that total involves people who didn't mail back)

jimthompson5910 (jim_thompson5910):

sqrt(2621) I meant to say

jimthompson5910 (jim_thompson5910):

what is the critical value for the 99% confidence interval

jimthompson5910 (jim_thompson5910):

one sec, sry froze up for a sec

jimthompson5910 (jim_thompson5910):

you are correct, now evaluate that to get your confidence interval

jimthompson5910 (jim_thompson5910):

sure thing

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