3. Assume that hair color is independent of sex, and that having blond hair. Determine the probabilities of four babies having the following cor a. All red= b. Three red and one blond%3= c. Two red and two blonde= d. One red and three blond= e. All blonde= f. What is the probability of all four.babies being male, with three (3) having blond h

Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
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Chapter1: The Human Body: An Orientation
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3. Assume that hair color is independent of sex, and that each child has a 3/4 chance of having red hair and 1/4 chance of
having blond hair. Determine the probabilities of four babies having the following combinations of hair colors.
a. All red=
b. Three red and one blond3D
c. Two red and two blonde=
d. One red and three blondD
e. All blonde=
f. What is the probability of all four.babies being male, with three (3) having blond hair and one (1) having red hair?
Transcribed Image Text:3. Assume that hair color is independent of sex, and that each child has a 3/4 chance of having red hair and 1/4 chance of having blond hair. Determine the probabilities of four babies having the following combinations of hair colors. a. All red= b. Three red and one blond3D c. Two red and two blonde= d. One red and three blondD e. All blonde= f. What is the probability of all four.babies being male, with three (3) having blond hair and one (1) having red hair?
Expert Solution
Step 1

Genetics of hair colour -

Red hair is dominant over blond hair.

Red = RR, Rr

Blond = rr

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