![Testing precision against a performance claim > Verifying the precision of a measurement procedure against a performance claim and estimating the bias (CLSI EP15-A3) > Tutorials | Analyse-it® 6.15 documentation Testing precision against a performance claim > Verifying the precision of a measurement procedure against a performance claim and estimating the bias (CLSI EP15-A3) > Tutorials | Analyse-it® 6.15 documentation](https://analyse-it.com/docs/tutorials/measurement-systems-analysis/ep15/variance-hypothesis-testfail.png)
Testing precision against a performance claim > Verifying the precision of a measurement procedure against a performance claim and estimating the bias (CLSI EP15-A3) > Tutorials | Analyse-it® 6.15 documentation
![The mean and SD of a sample of 100 observations were calculated as 40 and 5.1 respectively by a CA student who took one observation as 50 instead of 40 by mistake. The mean and SD of a sample of 100 observations were calculated as 40 and 5.1 respectively by a CA student who took one observation as 50 instead of 40 by mistake.](https://edurev.gumlet.io/ApplicationImages/Temp/14828058_e8d6106e-c96b-48f7-b026-44b444c968d2_lg.png)
The mean and SD of a sample of 100 observations were calculated as 40 and 5.1 respectively by a CA student who took one observation as 50 instead of 40 by mistake.
Find the standard deviation for the following data. 5, 10, 15, 20, 25. And also find the new S.D. if three is added to each value. - Sarthaks eConnect | Largest Online Education Community
![What is the expected value and standard deviation of X if P(X=0) = 0.76, P(X=1) = 0, P(X=2) = 0.24? | Socratic What is the expected value and standard deviation of X if P(X=0) = 0.76, P(X=1) = 0, P(X=2) = 0.24? | Socratic](https://useruploads.socratic.org/BClupDgVTDWhcyG7rVEX_Expected%20Value.png)
What is the expected value and standard deviation of X if P(X=0) = 0.76, P(X=1) = 0, P(X=2) = 0.24? | Socratic
![Standard Deviation Standard Deviation summarizes the amount each value deviates from the mean. SD tells us how spread out the data items are in our data. - ppt download Standard Deviation Standard Deviation summarizes the amount each value deviates from the mean. SD tells us how spread out the data items are in our data. - ppt download](https://slideplayer.com/15402098/93/images/slide_1.jpg)