Blood Types
Answer Key



Blood Types compatible with B+


Blood Types compatible with B-


Blood Types compatible with O-


Blood Types compatible with O+


Blood Types compatible with A-


Blood Types compatible with A+


Blood Types compatible with AB-


Blood Types compatible with AB+






Blood Type Compatible with ... Theoretical
Probability
    O+       O-, O+     .38+.08 = .46  
    O-     O-     .08 = .08  
    A+     O-, O+, A+, A-     .32+.07+.38+.08 =   .85  
    A-     O-, A-     .07+.08 = .15  
    B+     O-, O+, B+, B- .09+.02+.38+.08 =   .57  
    B-     O-, B-     .02+.08 = .10  
    AB+      O-, O+, A+, A-, B+, B-, AB+, AB-       .32+.07+.09+
.02+.03+.01+
.38+.08 = 1.00  
    AB-     O-, A-, B-, AB-     .07+.02+.01+.08=.18  







BONUS TABLE
Here is an interesting table,
(1) showing each blood type,
(2) who it is compatible with (i.e., who can donate to that blood type), and
(3) who that blood type can donate to.

Blood Type Compatible with ... Can donate to...
    O+       O-, O+     O+, A+, B+, AB+
    O-     O-     O-, O+, A+, A-, B+, B-, AB+, AB-    
    A+     O-, O+, A+, A-     A+, AB+
    A-     O-, A-     A+, A-, AB+, AB-
    B+     O-, O+, B+, B-     B+, AB+
    B-     O-, B-     B+, B-, AB+, AB-
    AB+        O-, O+, A+, A-, B+, B-, AB+, AB-         AB+
    AB-     O-, A-, B-, AB-     AB+, AB-


Send any comments or questions to: David Pleacher