Answer:
the answer is 260
Step-by-step explanation:
Answer:
69
Step-by-step explanation:
just plug in 5 for all the x in the equation and mulitply
Answer:
a) P(X = 75) = 0.30
(b) P(X ≤ 75)
= 0.2 + 0.4 + 0.3 = 0.90
(c) P(X > 50).
= 0.3 + 0.1 = 0.40
(d) P(X < 100)
= 0.2 + 0.4 + 0.3 = 0.90
(e) parts b, c & d are CDF
Area of a Triangle = 1/2(bh)
A = 1/2(5*3)
A = 15/2
A = 7.5
