(Answered) Find the probability distribution of the value x mean

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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 ) =

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