Find the variance from the following sample.  (Please round your answers to two decimal places, ex: 1.23)   +------------------------------+   |       X:   22   23   28

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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Find the variance from the following sample. 
(Please round your answers to two decimal places, ex: 1.23)
  +------------------------------+
  |       X:   22   23   28   38 |
  +------------------------------+ 

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