Ihave 5 coins in my pocket: 2 quarters, 2 dimes, and a nickel.a) i draw three coins without replacement. what is the chance thatthe third coin is the nickel? b) i draw three coins without replacement. find the expected value andthe se for the total value of these three coins.

Answer

The answer and procedures of the exercise are attached in the following archives.

Step-by-step explanation:

You will find the procedures, formulas or necessary explanations in the archive attached below. If you have any question ask and I will aclare your doubts kindly.  

The meadian of a set of numbers is the number in the middle of the center of the set of numbers.

To find the median of a set of numbers, first arrange the numbers in order and then find the middle number (if the dataset is odd) or take the average of the two middle numbers.

From Noah's work shown, He did not make any error.