Dawson14
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the range is greater for the boys or greater for the girls or is the same for both data sets
the mean is the same for both sets of data or is greater fr the boys or greater fr the girls

the range is greater for the boys or greater for the girls or is the same for both data sets the mean is the same for both sets of data or is greater fr the boy class=

Respuesta :

Range for boys = 3 - 10 hours
Range for girls = 5 - 9 hours
So range of boys is greater

Mean for boys = (3 + 6 + 7*2 + 8*4 + 9 + 10)/10   = 7.4 hours
Mean for girls = (5 + 6*3 + 7*3 + 8*2 + 9)/10   = 6.9 hours

So mean for boys is greater than mean of girls
Hope it helps!


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