Mathematics, 26.09.2020 01:01 alissa2151
A group of 23 students participated in a math competition. Their scores are below:
Score (points)20–2930–3940–4950–5960–69
Number of Students47543
Would a dot plot or a histogram best represent the data presented here? Why?
Histogram, because a large number of scores are reported as ranges
Histogram, because a small number of scores are reported individually
Dot plot, because a large number of scores are reported as ranges
Dot plot, because a small number of scores are reported individually
Answers: 3
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Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.
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If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if
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A group of 23 students participated in a math competition. Their scores are below:
Score (points)20...
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