Q1. Let X equal the number of people selected at random that you must ask in order to find someone with the same birthday as yours. Assuming each day of the year is equally likely (and ignoring February 29)
(a)what is pmf of X?
(b)give the values of the mean, variance, and standard deviation of X?
(c)find P(X > 400) and P(X < 300).
(a)what is pmf of X?
(b)give the values of the mean, variance, and standard deviation of X?
(c)find P(X > 400) and P(X < 300).
Recently Asked Questions
- Part C (2—Chapter 6—Journal entries for Debt Service Fund transactions At the start of 2019, Croton’s Debt Service Fund had no assets or liabilities.
- Consider partitioning clustering and the following constraint on clusters: The number of objects in each cluster must be between n/k ( 1-δ) and , n/k( 1+δ)
- Consider the following chemical equilibrium: A( s ) + B( g ) ⇄ 3C( s ) + 4D( g ) If the initial pressure of B is 5.21 bar, the total pressure at