You move to an area with a different telephone exchange. Telephone numbers in the new exchange...

  

  

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You move to an area with a different telephone exchange. Telephone numbers in the new exchange start with 753, and all combinations of the four remaining digits are equally likely. a) Find the probability distribution for x, the last four digits in your new telephone number are even b) What is the expected number of even digits in her new telephone number? Number of Successes, x 0 Probability, P(x)= ncxpxqx E(x)=n.p 1 2 3 4 c) Calculate the probability that the last four digits in your new telephone number are even. d) Calculate the probability that at least two digits in your new telephone number are even. e) Calculate the probability that at least one digit in your new telephone number is even. You move to an area with a different telephone exchange. Telephone numbers in the new exchange start with 753, and all combinations of the four remaining digits are equally likely. a) Find the probability distribution for x, the last four digits in your new telephone number are even b) What is the expected number of even digits in her new telephone number? Number of Successes, x 0 Probability, P(x)= ncxpxqx E(x)=n.p 1 2 3 4 c) Calculate the probability that the last four digits in your new telephone number are even. d) Calculate the probability that at least two digits in your new telephone number are even. e) Calculate the probability that at least one digit in your new telephone number is even.