In: Advanced Math
Recall that a 5-bit string is a bit strings of length 5, and a bit string of weight 3, say, is one with exactly three 1’s.
a. How many 5-bit strings are there?
b. How many 5-bit strings have weight 0?
c. How many 5-bit strings have weight 1?
d. How many 5-bit strings have weight 2?
e. How many 5-bit strings have weight 4?
f. How many 5-bit strings have weight 5?
g. How many 5-bit strings have weight 9?