ShmoopTube
Where Monty Python meets your 10th grade teacher.
Search Thousands of Shmoop Videos
Statistics and Probability Videos 63 videos
SAT Math 2.1 Statistics and Probability. Which two items have the highest protein to fat ratio?
SAT Math 2.2 Statistics and Probability. What percent of her recommended daily intake of 2000 calories did she consume?
SAT Math 3.1 Statistics and Probability 184 Views
Share It!
Description:
SAT Math 3.1 Statistics and Probability
Transcript
- 00:03
Here's your shmoop du jour, brought to you by Pants.
- 00:06
Without them, belts would look awfully silly.
- 00:10
How many different outfits can be made from a choice of
- 00:13
three pairs of pants, four shirts, and two pairs of shoes?
- 00:16
And here are the potential answers…
Full Transcript
- 00:19
This is a very simple question of combinations.
- 00:23
A combination is a selection of objects the order of which doesn't matter.
- 00:27
We are making outfits that consist of shirts, pants and shoes.
- 00:31
There are 3 things we need to pick, so we have 3 slots.
- 00:35
The problem tells us we have 4 shirts here, 3 pants here, and 2 shoes here.
- 00:42
To find the total number of combinations of outfits, we can multiply the three together.
- 00:47
So, it's 4 times 3 times 2 equals 24. Our answer is (E).
Related Videos
SAT Math 2.1 Geometry and Measurement. What is the measure of angle z in terms of x and y?
In 2014, the unemployment rate of one county in California was 7%. In another county, the unemployment rate was 11%. Which of the following express...
Angela is making cookies for a bake sale. She expects each batch of her cookies to sell for $40. It costs her $10 to make one batch of cookies, and...