Binomial Flashcards
1
Q
What are the four conditions for binomial
A
- Fixed number of trials
- Each trial is dependent of the other
- There are only two outcomes
- The probability of each outcome remains constant from trial to trial
2
Q
What are the 5 steps for binomial
A
- Define success
- Probability of success ‘p’
- Probability of failure ‘q’ (1-p)
- Number of trials ‘n’
- Number of successes ‘x’
3
Q
What is the binomial equation
A
See notes
4
Q
What is the mean in binomial
A
np
5
Q
What is the variance in binomial
A
npq
6
Q
What is the standard deviation in binomial
A
Square root of variance
