+0  
 
0
26
1
avatar

Please Help

 Jan 3, 2019
 #1
avatar+94209 
+1

Sample mean  =  [ sum of the data values ] / number of values.....so we have

 

[ 8 + 8 + 8.5 +  8 + 9 + 8 + 9 + 9 + 8.5 + 8 ]  /  10   =

 

8.4

 

 

cool cool cool

 Jan 3, 2019

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