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HELP ME PLZZ I NEED HELP WITH THIS!! I AM PAYING 20 POINTS!!

HELP ME PLZZ I NEED HELP WITH THIS I AM PAYING 20 POINTS class=
HELP ME PLZZ I NEED HELP WITH THIS I AM PAYING 20 POINTS class=

Sagot :

A. is incorrect because the mean for brand A is 1,200 while the mean for brand B is 1,600. B. Is incorrect because both plots have 10 lightbulbs on the dot plot. D. Is incorrect because they do not have the same means. C. Is the correct answer because the mean for brand B (1,600) is higher than the mean for brand A (1,200)