Respuesta :
The mean will be equal to 30.5 for the dog walker.
What is mean?
Mean is defined as the ratio of the sum of the number of the data sets to the total number of the data.
The given data is:-
40+50+30+40+15+25+15+20+30+40
Now the mean will be calculated as:-
Mean = (40+50+30+40+15+25+15+20+30+40) / 10
Mean = 305 / 10
Mean = 30.5
Therefore the mean will be equal to 30.5 for the dog walker.
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