The blood groups of 30 students are recorded as follows:
A, B, O, A, AB, O, A. O. B, A, O, B, A, AB, B, A, AB, B,
A. A. O, A, AB. B. A, O, B, A, B. A
Find the probability that a student of this class selected at random has blood group
IA
II B
Ill AB
IVO
Answers
Answered by
0
Answer:
1.p(e)=12/30=2/5
2. p(e) = 8/30=3.75
3.p(e) =4/30=7.5
4.p(e) =6/30=1/5
Answered by
0
Answer:
1. 12/30
=4/10
2. 8/30
=4/15
3. 4/ 30
=2/15
4. 6/30
=1/5
Step-by-step explanation:
A
B
O
A
AB
O
A
O
B
A
O
B
A
AB
B
A
AB
B
A
A
O
A
AB
B
A
O
B
A
B
A
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