A Researcher Wanted to Compare Eye Color Distributions of Babies

question 119

Multiple Choice

A researcher wanted to compare eye color distributions of babies born with a birth defect with babies who did not have the birth defect.26 babies with the defect were matched on gender,race,and age with 52 babies without the defect.The frequency of different eye colors as a function of the presence or absence of the defects was as follows:
Eye Color
Group Dark Medium Light
Defect 1 6 19
No Defect 15 13 24
The probability of the number of observations favoring both events A and B,divided by the total number of observations,is called a ____ probability.

• A)conditional
• B)binomial
• C)joint
• D)simple

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