SOLUTION: 1.A computerized switch board in the telephone exchange receives an average 4 calls per minute. Find the probability that � (a) the interval of time between successive calls at an

Question 239792: 1.A computerized switch board in the telephone exchange receives an average 4 calls per minute. Find the probability that �
(a) the interval of time between successive calls at any time is less than 10 seconds.
(b) at least 5 calls are received in one minute.
2.. By the method o0f least squares, fit a straight line for the following data:
x 1 2 3 4 5
y 14 13 9 5 2
3.Find the moment generating function of random variable which is uniformly distributed over (�a, a). Evaluate E(X2n).

Answer by sanjay_sp008(2) (Show Source): You can put this solution on YOUR website!
A computerized switch board in the telephone exchange receives an average 4 calls per minute. Find the probability that �
(a) the interval of time between successive calls at any time is less than 10 seconds.
(b) at least 5 calls are received in one minute.

RELATED QUESTIONS
between the hours 2pm and 4 pm the average number and phone calls per minute coming into... (answered by 9999999999999991111111,Alan3354,ikleyn)

Between the hours of 2 and 4pm the average number of phone calls per minute coming into... (answered by ewatrrr)

The average number of phone calls/minute coming into a switch board between 2 p.m. and 4... (answered by rothauserc)

In a two-hour period an average of 2 1/2 telephone calls per minutes arrives at a... (answered by Boreal)

between the hours 2 pm and 4 pm the avearage number of phone calls per minute coming into (answered by CPhill)

A sales firm receives , on average 3 calls per hour on its toll free number. Let x... (answered by CPhill)

the telemarketing department of a company receives an average of four calls every minute. (answered by Boreal)

Hi there, this is the first question I asked (which was answered) (1). Jack and Jill... (answered by mathmate)

An advertising executive receives an average of 10 telephone calls each afternoon between (answered by stanbon)