A company collected data on 100 people with regards to their eye color

angepepagiortzb

angepepagiortzb

Answered question

2021-11-27

A company collected data on 100 people with regards to their eye color and whether they were left-handed or right-handed. The data is given in the table below.
Eye ColorBrownBlueGreenTotalLeft-Handed105520Right-Handed4053580Total501040100
(a) What is the probability that a person in this group has blue eyes?
(b) What is the probability that a person in this group is right-handed?
(c) What is the probability that a person in this group has blue eyes and is right-handed?

Answer & Explanation

Befoodly

Befoodly

Beginner2021-11-28Added 17 answers

Step 2
From the given contingency table,
a) The probability that a randomly selected person has blue eyes is calculated as follows:
P(Blue eyes)=10100
=0.1
Step 3
b) The probability that a randomly selected person is right-handed is calculated as follows:
P(Right-handed)=80100
=0.8
Step 4
c) The probability that a randomly selected person is right-handed is calculated as follows:
P(Right-handed and blue eyes)=5100
=0.05

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