A survey of 50 young frolessionals found that they spect an average of $19.79 when dining out wen a standard devistion of $12.34. Con you concude stasstically that the popuiaton thean is greater than $21 ? Use a 95% tonfioence interval. The 95% oenfidence intervat is of the confidence intorval, we conclude that the populaten mean is greater than 521 . (Use ascending order. Round to four decimal places as needed.) A survey of 50 yeung prolessionals tound that they spent an arecago of $19.79 when oning cut whi a standand deviaton of $12.34. Can you conolude statabcally that the population mean is \#reate than 521 ? Use a 95% confidonce interval. The 95% confdence intervat is As $21 is of the confidence interval, we conclude that be population mean is greater than $21. (Use ascending ordec. Round to four decitnal placts The 95 fe confidence interval is As 521 is of the confidence interval, we conclude that the population rreat is qreater than $21. (Use axoending order, Round to fouf decimal places as reesed.)