Explore the World's Best Ideas
Join today and uncover 100+ curated journeys from 50+ topics. Unlock access to our mobile app with extensive features.
0 = 0% chance of occurring
1 = 100% chance of occurring
Knowing that something will happen, all probabilities add up to 1. Mapping out the outcomes and quantifying them allows us to calculate the individual probabilities.
1
0 reads
MORE IDEAS ON THIS
Variance = sum of all possible values minus the mean, squared, times the relative probability.
Ie: (0-3.4)^2 x 0.32 + (1-3.4)^2 x 0.32....
Standard deviation = square root of variance
- denoted with sigma
- represents on average how far off actual values are from the calcu...
1
0 reads
1. Calculate mean by taking the possible value of the variable and multiplying it by the probability of said value
2. Then add all values together and divide by total number of values, like a normal average.
The result is not exact for every situation, but acts as a good assumption.
1
1 read
Random Variable: A variable that is currently undefined with an attached probability.
Defining them is important to quantify outcomes.
1
5 reads
1. First always find relative frequencies.
2. All models must add up to 1 or 100%
3. These models can then be put in graphs or charts or otherwise presented
1
0 reads
Discrete: distinct, individual value
Continous: any value in an interval
The difference between them is akin to integers vs any number.
1
3 reads
CURATED FROM
IDEAS CURATED BY
Basic stats to give an introduction
“
Other curated ideas on this topic:
Adverse Childhood Experiences, or ACEs, are traumatic events that happen in childhood, ages 0-18 years old.
ACEs include; experiencing violence, abuse, neglect and witnessing violence in the home or community. These experiences also include;...
Most of us tend to underestimate how long projects and tasks will take us to finish.
Time management tips:
Read & Learn
20x Faster
without
deepstash
with
deepstash
with
deepstash
Personalized microlearning
—
100+ Learning Journeys
—
Access to 200,000+ ideas
—
Access to the mobile app
—
Unlimited idea saving
—
—
Unlimited history
—
—
Unlimited listening to ideas
—
—
Downloading & offline access
—
—
Supercharge your mind with one idea per day
Enter your email and spend 1 minute every day to learn something new.
I agree to receive email updates