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Mean, Median, and Mode Videos 18 videos
The geometric mean of two numbers is the square root of the product. Using proportions, you can set up ratios, cross multiply, and then simplify to...
ACT Math Section: Pre-Algebra Drill 1, Problem 4. Can you find the median?
ACT Math 2.5 Pre-Algebra 425 Views
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Description:
ACT Math Pre-Algebra Drill 2, Problem 5. Given the chart in the video, what is the mode?
- Pre-Algebra / Representing and interpreting data in charts, tables, and graphs
- Pre-Algebra / Simple descriptive statistics (mean, median, mode, range)
- Product Type / ACT Math
- Foreign Language / Arabic Subtitled
- Foreign Language / Korean Subtitled
- Foreign Language / Chinese Subtitled
- Foreign Language / Spanish Subtitled
- Pre-Algebra / Data collection, representation, and interpretation
Transcript
- 00:03
Here's your shmoop du jour: Given the chart below, what is the mode?
- 00:08
And here are the potential answers...
- 00:12
OK, what is "mode"?
- 00:14
Very nice... looks like you've earned your allowance.
- 00:15
But we're talking about a different animal.
Full Transcript
- 00:19
Mode refers to the MOST FREQUENTLY recurring number or element in a series....
- 00:24
...i.e. the MODE of Congressmen in a data set of geniuses and boneheads would be...
- 00:29
boneheads.
- 00:32
Since 4 has the largest bar height, or a frequency of about 360, that's our mode!
- 00:37
Right there. It's answer D.
- 00:39
Why does that look so familiar...?
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