The following numbers represent the ages in a class of 15 students.

StudentAge
135
229
319
430
522
644
742
822
929
1029
1144
1243
1328
1433
1528

Use a random number generator (such as Random.org) to select a sample of size 5 from the class. Type in the 5 ages from your sample:

You MUST input your sample before moving on.

Compute the mean age of the students in your sample:

Compute the standard deviation for the ages in your sample and round to two decimal places: