Robert, a Year 8 student at Roosevelt Middle School, usually goes to bed
around 10:00 p.m. and gets up around 6:00 a.m. to get ready for school.
That means that he gets about 8 hours of sleep on a school night.
He decided to investigate the statistical question: How many hours per
night do 6th graders usually sleep when they have school the next day?
around 10:00 p.m. and gets up around 6:00 a.m. to get ready for school.
That means that he gets about 8 hours of sleep on a school night.
He decided to investigate the statistical question: How many hours per
night do 6th graders usually sleep when they have school the next day?
Robert took a survey of other Year 8 children and collected the following
data to answer the question:
data to answer the question:
7 8 5 9 9 9 7 7 10 10 11 8 8 8 12 6 11 10 8 8 9 9 9 8 10 9 9 8
Robert decided to make a dot plot of the data to help him answer his
statistical question. Make a dot plot with Robert’s data.
statistical question. Make a dot plot with Robert’s data.
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This is what it would look like. Now I want you to try one of your own. If you like this idea, please leave some feedback. See you next time!
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