The following probability table gives the results of a survey in which infants i
ID: 3381088 • Letter: T
Question
The following probability table gives the results of a survey in which infants in the survey are classified as having been immunized against some childhood disease, not immunized, whether the child's family has been classified as being below the poverty level, or not below the poverty level.
Below Poverty
Not Below Poverty
Immunized
.05
.55
Not immunized
.15
.25
Are immunization and poverty independent?
Yes, because P(I | P) = P(I)
No, because P(I | P) = P(I)
No, because P(I) + P(P) is not equal to P(IP)
No, because P(I | P) is not equal to P(I)
Below Poverty
Not Below Poverty
Immunized
.05
.55
Not immunized
.15
.25
Explanation / Answer
Immunization and poverty is not independent as
D) No, because P(I | P) is not equal to P(I)
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