160 people are asked how many siblings they have?

# of Siblings	Frequency	Relative Frequency	Cumulative Frequency
0	____?___	____?_____	32
1	34	0.2125	66
2	29	0.1813	95
3	32	0.2	127
4	33	0.2063	___?______

a. Complete the table (Use 4 decimal places when applicable)

b. What percent of the people have exactly one sibling? %