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Statistics and Probability Videos 134 videos
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CAHSEE Math 2.5 Statistics, Data, and Probability II 169 Views
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Description:
Statistics, Data, and Probability II: Drill Set 2, Problem 5. How many models are rated for more than 35 miles per gallon (mpg)?
Transcript
- 00:03
Here’s an unshmoopy question that may haunt you on some future exam…
- 00:07
The following graph shows how many different vehicle models of an automaker fall into the
- 00:11
different categories for fuel efficiency.
- 00:14
How many models are rated for more than 35 miles per gallon?
- 00:18
And here are the potential answers...
Full Transcript
- 00:24
Can we read a table?
- 00:26
The question asks for MORE THAN 35 miles per gallon – this is like Prius territory plus
- 00:32
so we ignore the 31-35 bar and everything to its left.
- 00:37
The “more than” group is the last 2 bars. The 36-40 bar is 5 models if you draw a straight
- 00:45
line across the top to the y axis.
- 00:49
Do the same on the 41-45 group and it looks like 2 models – so 5 plus 2 is 7.
- 00:56
And our answer is B.
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