Assume that the time required to download a file from the Internet is exponentially distributed with mean equal to 4 minutes. What is the probability that a download will require at least 2 but not more than 4 minutes?

Which of the following is a true statement regarding the effect of a stock split and stock dividend on total assets or liabilities?

A) Both a stock split and a stock dividend will decrease total assets. B) Both a stock split and a stock dividend will increase total liabilities. C) A stock split will increase total assets, but a stock dividend will not. D) Neither a stock split nor a stock dividend will affect total assets or total liabilities.

Harry and Sally have lived together for years. Neither has been married before. They are both 30 years old, and they have lived together for 10 years. They have referred to themselves as married even though they have never had a wedding ceremony

Which is true? A) Harry and Sally will have a valid common law marriage if they live in a state that recognizes common law marriage. B) Harry and Sally will have a valid common law marriage even if their state of legal residence does not recognize common law marriage. C) Harry and Sally will not be able to obtain a marriage license. D) Harry and Sally will not be able to acquire separate property.