Suppose that Mary rolls a fair die until a 6 occurs. Let X denote the random variable

Question:

Suppose that Mary rolls a fair die until a "6" occurs. Let X denote the random variable that is the number of tosses needed for this "6" to occur. Find the probability for X and verify that all the probabilities sum to 1?
Distribution
The word "distribution" has several meanings in the financial world, most of them pertaining to the payment of assets from a fund, account, or individual security to an investor or beneficiary. Retirement account distributions are among the most...