tag:blogger.com,1999:blog-7580586789577287731.post1595720082551622999..comments2024-03-06T09:20:22.863+11:00Comments on Mark's Speechblog: Standard error of the mean (SEM) in ExcelMark Antoniouhttp://www.blogger.com/profile/01378196160814664505noreply@blogger.comBlogger9125tag:blogger.com,1999:blog-7580586789577287731.post-91921886583070163852015-10-23T15:56:11.921+11:002015-10-23T15:56:11.921+11:00In Excel, STDEV is the standard deviation of the s...In Excel, STDEV is the standard deviation of the sample (calculated using n-1), whereas STDEV.P is the standard deviation of the population (calculated using n). Neither of these is the standard error of the mean.<br /><br />Bafflingly, there is no function in Microsoft Excel to calculate standard error of the mean.Mark Antoniouhttps://www.blogger.com/profile/04227282811079878050noreply@blogger.comtag:blogger.com,1999:blog-7580586789577287731.post-72419649485897855242015-10-23T08:32:46.572+11:002015-10-23T08:32:46.572+11:00Excel does include sqrt of (n-1) in the calculatio...Excel does include sqrt of (n-1) in the calculation of the STDEV. Is that not the standard error of the mean?<br /><br />From this webpage<br />https://support.office.com/en-us/article/STDEV-function-51fecaaa-231e-4bbb-9230-33650a72c9b0<br /><br />STDEV uses the following formula:<br /><br />Formula sqrt(sum(x-x(bar))^2/(n-1))<br /><br />where x is the sample mean AVERAGE(number1,number2,…) and n is the sample size.<br /><br />jdregnihttps://www.blogger.com/profile/01356991766932332583noreply@blogger.comtag:blogger.com,1999:blog-7580586789577287731.post-89895166320149045202015-04-25T13:59:37.896+10:002015-04-25T13:59:37.896+10:00In this case, it refers to the number of values (o...In this case, it refers to the number of values (or cells). That is what the count function is doing. E.g., count(A1:C1) would be a sample size of 3. Mark Antoniouhttps://www.blogger.com/profile/04227282811079878050noreply@blogger.comtag:blogger.com,1999:blog-7580586789577287731.post-6478431331472522372015-04-25T03:49:31.624+10:002015-04-25T03:49:31.624+10:00what is the sample sizewhat is the sample sizeDieuninehttps://www.blogger.com/profile/01887960190110379658noreply@blogger.comtag:blogger.com,1999:blog-7580586789577287731.post-77716346659662638602014-12-01T19:21:03.230+11:002014-12-01T19:21:03.230+11:00This is also a very good post which I really enjoy...This is also a very good post which I really enjoyed reading. It is not everyday that I have the possibility to see something like this..<br /><br /><a href="http://sredrefunds.com/" rel="nofollow"> First Canadian Aligning R&D for SR&ED Tax Credits </a>Anonymoushttps://www.blogger.com/profile/15135553658734295551noreply@blogger.comtag:blogger.com,1999:blog-7580586789577287731.post-70822080530170344162014-11-11T23:11:51.929+11:002014-11-11T23:11:51.929+11:00It was really helpful!!! Thanks a lotIt was really helpful!!! Thanks a lotEugeniahttps://www.blogger.com/profile/01703180407516734640noreply@blogger.comtag:blogger.com,1999:blog-7580586789577287731.post-70181695324740177922013-10-28T05:20:24.757+11:002013-10-28T05:20:24.757+11:00I also want to thank you! I do not understand why ...I also want to thank you! I do not understand why Excel does not have this function.Irina Neacsuhttps://www.blogger.com/profile/07194370759837399155noreply@blogger.comtag:blogger.com,1999:blog-7580586789577287731.post-62881512519876036362013-09-26T00:52:03.356+10:002013-09-26T00:52:03.356+10:00Thank you man!!Thank you man!!Anonymoushttps://www.blogger.com/profile/09081866895790270853noreply@blogger.comtag:blogger.com,1999:blog-7580586789577287731.post-35057860471987455612013-01-12T19:27:49.434+11:002013-01-12T19:27:49.434+11:00THanks!THanks!Jason A.https://www.blogger.com/profile/08553544644490737857noreply@blogger.com