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Mathematics 9 Online
OpenStudy (anonymous):

Help I will medal and Fan! https://app148.studyisland.com/pics/150680no24.png The dot plot below shows the number of movies rented last month by students in Ms. Underwood's class. What is the mean of the data set shown? 3 1.73 4 90

OpenStudy (anonymous):

mean (0*4+1*5+2*4+3*4+4*5+5*3+6*5)/30 = 90/30 = 3 (30 is the total no of students obtained by the number of dots)

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