Answer:
a) 0.0278
b) 0.5556
Step-by-step explanation:
We are given the following in the question:
The probability density function for a random variable X is given by
We can find the probabilities as:
a) P(X < 1)
b) P(X > 4)
x=5.5 i think
Answer: 7 9/20
Add the two fractions together and In decimal form you will get 12.55. Simplify into fraction form and you get 7 9/20