AS Applied Math’s Excel revision test
for 2024 candidates
1. how do you calculate "greater than 5" P(X>5) - Correct Answers 1 -
P(X</5)
2. how do you calculate "no more than 5" P(X</5) the slant stands for
the 5 being included - Correct Answers P(X</5)
3. How do you binomially calculate a probability mass function? -
Correct Answers P(X= r) = nacre par (1-p)^n-r
4. How do you model using binomial distribution? - Correct Answers X
~ B(nap)
5. What prerequisites and assumptions does one need to check before
calculating binomial distribution? - Correct Answers - trials are
independent of one another
- fixed number of trials
- only two outcomes
- fixed probability of success
6. How’s "at least 7" X</ 7 calculated? - Correct Answers 1 - P(X</6)
you go one down the number given and take it away from one
7. how's "fewer than 10" X<10 calculated - Correct Answers P(X</9)
you go down one and put it as equal to
8. How’s "at most 8" X </ 8 calculated? - Correct Answers P(X</8)
9. How’s "exactly 4" P(X=4) calculated? - Correct Answers P(X</4) -
P(X</3) both equal to signs and take away the one in the question
from one below
