Question 1175746
Compute for the mean, The median and the mode of each set of ungrouped data
A)22,41,16,20,18,23,37,34,26
put the numbers in order
16, 18, 20, 22, 23, 26, 34, 37, 41
The mean, their sum divided by 9: 237/9 = 26{{{1/3}}}
the median 23: four numbers below 23 and 4 number above 23
No mode, numbers occur only once
:
B)111,130,128,105,109,107,112,126,123,115,128
put the numbers in order
105, 107, 109, 111, 112, 115, 123, 126, 128, 128, 130
The mean: 1294/11 = 117{{{7/11}}}
The median 115: 5 numbers below 115 and 5 numbers above 115
Mode is 128 which occurs twice