Binomial Distribution | A-Level Maths
Binomial Distribution
A-Level Maths · Statistics
X = k
X ~ B(12, 0.30)
Find P(X = 4)
Answer: 0.2311
X ~ B(15, 0.45)
Find P(X = 7)
Answer: 0.2013
X ~ B(10, 0.60)
Find P(X = 6)
Answer: 0.2508
X ~ B(20, 0.25)
Find P(X = 5)
Answer: 0.2023
X ~ B(8, 0.55)
Find P(X = 3)
Answer: 0.1719
X ≤ k
X ~ B(12, 0.30)
Find P(X ≤ 5)
Answer: 0.8822
X ~ B(15, 0.45)
Find P(X ≤ 8)
Answer: 0.8182
X ~ B(10, 0.60)
Find P(X ≤ 4)
Answer: 0.1662
X ~ B(20, 0.25)
Find P(X ≤ 7)
Answer: 0.8982
X ~ B(8, 0.55)
Find P(X ≤ 3)
Answer: 0.2604
X < k
X ~ B(12, 0.30)
Find P(X < 4)
Answer: 0.4925
X ~ B(15, 0.45)
Find P(X < 6)
Answer: 0.2608
X ~ B(10, 0.60)
Find P(X < 7)
Answer: 0.6177
X ~ B(20, 0.25)
Find P(X < 5)
Answer: 0.4148
X ~ B(8, 0.55)
Find P(X < 5)
Answer: 0.5230
X > k
X ~ B(12, 0.30)
Find P(X > 5)
Answer: 0.1178
X ~ B(15, 0.45)
Find P(X > 8)
Answer: 0.1818
X ~ B(10, 0.60)
Find P(X > 6)
Answer: 0.3823
X ~ B(20, 0.25)
Find P(X > 7)
Answer: 0.1018
X ~ B(8, 0.55)
Find P(X > 4)
Answer: 0.4770
X ≥ k
X ~ B(12, 0.30)
Find P(X ≥ 4)
Answer: 0.5075
X ~ B(15, 0.45)
Find P(X ≥ 7)
Answer: 0.5478
X ~ B(10, 0.60)
Find P(X ≥ 7)
Answer: 0.3823
X ~ B(20, 0.25)
Find P(X ≥ 6)
Answer: 0.3828
X ~ B(8, 0.55)
Find P(X ≥ 5)
Answer: 0.4770
Between
X ~ B(12, 0.30)
Find P(3 < X < 8)
Answer: 0.4980
X ~ B(15, 0.45)
Find P(5 ≤ X ≤ 10)
Answer: 0.8541
X ~ B(10, 0.60)
Find P(4 ≤ X < 9)
Answer: 0.8989
X ~ B(20, 0.25)
Find P(3 < X ≤ 9)
Answer: 0.7610
X ~ B(8, 0.55)
Find P(2 ≤ X ≤ 6)
Answer: 0.9187