Using the standard deviation formula,
what is the standard deviation of the following data?
You may find it helpful to duplicate this chart to perform your calculations:
Table VII
Urea Nitrogen Concentration in 9 Employees (mg/dL) Concentration (mg/dL) | x- | (x-)2 |
10 |
|
|
11 |
|
|
11 |
|
|
13 |
|
|
9 |
|
|
5 |
|
|
15 |
|
|
7 |
|
|
9 |
|
|
Total |
|
|
Please select the single best answer