ACT Math: Critical Concepts for a 36 -Ratios, Percents, Data Analysis, and Probability (Part 3 of 4)

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Welcome to a thorough covering of the core concepts you need to ace the math portion of the ACT! In this video, part 3 of 4, we cover the critical pieces of some of the more advanced math topics on the ACT including ratios, percents, data analysis, and probability. Watch carefully to understand all of the critical concepts in this category, and stay tuned for part 4!

00:00 Intro
00:17 Ratios, Rates, and Proportions
06:18 Percents
10:44 Units
12:27 Scatterplots and Lines of Best Fit
14:29 Understanding Graphs
16:11 Data and Tables
18:02 Center, Spread, and Shape of Distributions
20:11 Standard Deviation
21:10 Box and Whisker Plot
22:12 Stem and Leaf Plot
23:50 Data Collection and Conclusions
24:58 Probability
27:31 Expected Value
28:46 Counting Principle
29:20 Permutations
31:19 Combinations

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Permutations: 30:00
Combinations: 31:45

AeKay
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Please do these types of videos for SAT also

saaranshagarwal
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