https://communities.sas.com/t5/SAS-Studio/How-to-find-a-95-percent-confidence-interval-for-a-specifc-price/m-p/431629#M4482 <P>proc ttest data =&nbsp;stock_price alpha = .05;<BR />var&nbsp;price = 2.58; *would it be 2.58 if&nbsp;task was 2 in the data ? ;&nbsp;<BR />run;</P> Sun, 28 Jan 2018 21:19:06 GMT colestech23 2018-01-28T21:19:06Z https://communities.sas.com/t5/SAS-Studio/How-to-find-a-95-percent-confidence-interval-for-a-specifc-price/m-p/431629#M4482 <P>proc ttest data =&nbsp;stock_price alpha = .05;<BR />var&nbsp;price = 2.58; *would it be 2.58 if&nbsp;task was 2 in the data ? ;&nbsp;<BR />run;</P> Sun, 28 Jan 2018 21:19:06 GMT https://communities.sas.com/t5/SAS-Studio/How-to-find-a-95-percent-confidence-interval-for-a-specifc-price/m-p/431629#M4482 colestech23 2018-01-28T21:19:06Z https://communities.sas.com/t5/SAS-Studio/How-to-find-a-95-percent-confidence-interval-for-a-specifc-price/m-p/431874#M4487 <P>What are you attempting to do? Determine if the mean price is 2.58? Is different from 2.58?</P> <P>You could test a null hypothesis that the mean is a given value with the H0= option on proc ttest statement:</P> <P>Proc ttest data=stock_price alpha=.05 H0=2.58;</P> <P>&nbsp;</P> <P>&nbsp;</P> <P>Task?&nbsp; What is task?</P> Mon, 29 Jan 2018 17:24:32 GMT https://communities.sas.com/t5/SAS-Studio/How-to-find-a-95-percent-confidence-interval-for-a-specifc-price/m-p/431874#M4487 ballardw 2018-01-29T17:24:32Z