Question

Forty-four percent of consumers with credit cards carry balances from month to month (http://bankrate.com, February 20, 2007).
Four consumers with credit cards are randomly selected.
a. What is the probability that all consumers carry a credit card balance?
b. What is the probability that fewer than two consumers carry a credit card balance?
c. Calculate the expected value, the variance, and the standard deviation of this binomial distribution.



$1.99
Sales1
Views530
Comments0
  • CreatedJanuary 28, 2015
  • Files Included
Post your question
5000