The table below shows which hand is favored by each person from a sample of 100 people (50 male and 50 female). Use the information in the table to answer the following questions. Left-Handed Right-Handed
Male 5 45
Female 8 42

1. Determine the probability that a randomly selected person from the sample will be female or left-handed.

Number
% (Round to the nearest whole percentage)

2. Compute a 95% confidence interval for the true proportion of the population that is left-handed.

Number
% to
Number
%

3. Compute a 95% confidence interval for the true proportion of the population that is right-handed.

Number
% to
Number
%