What is the sample standard deviation?
Data Values Frequency
2.0 - 4.9 5
5.0 - 7.9 4
8.0 - 10.9 8
11.0 - 13.9 6
14.0 - 16.9 5

Question

What is the sample standard deviation?
 Data Values	 Frequency 
 2.0 - 4.9	      5
 5.0 - 7.9	      4
 8.0 - 10.9	      8
 11.0 - 13.9	      6
 14.0 - 16.9	      5

anonymous · Answer

come on you know you have to crunch it out

anonymous · Answer

im not sure how to solve it after finding the midpoints and f.x

anonymous · Answer

okay so you found the midpoints and f*x. Did you get the summation of f*x, as well as the summation of the  frequencies?

amistre64 · Answer

http://openstudy.com/users/xxpuresublimexx#/users/xxpuresublimexx/updates/4e811f4b0b8bc11dd53bcc18