How do I start this problem

160 people are asked how many siblings they have? The (incomplete) results are shown below (Please use 4 decimal places when apply): # of Siblings Frequency Relative Frequency Cumulative Frequency O 37 0.2313 37 30 0. 1875 67 N 103 W 31 0. 1938 4 26 0. 1625 160 Complete the table and determine what percent of the people have exactly two sibling(s)? Hint Submit