Find the probability distribution of the value x . mean variance and standard derivation.
1. A company uniformly receives 20 phone calls from 9am -7 pm What is the probability that the number of calls between 12 :00 and 1:00 will be:
a. 1?
b. at least 1?
c. more than 1?
Let x be uniformly distributed on [-1,3]
Find 1. P( 1 < x < 2)=
2. P (-1/2 < x < 4) =
3. P ( 0 < x < 5 )=
4. P (-2 < x < 3 ) =