A person with type O blood can donate red blood cells to anybody because type O blood is the universal donor blood type. About 4
2 answers:
Answer: (b) 0.8
Step-by-step explanation:
Assign 00 - 43 to people will have type O blood and assign 44 - 99 to people will not have type O blood
Trial 1 :
Blood group O - 4
Not Blood group O - 6
Trial 2 :
Blood group O - 4
Not Blood group - 6
Trial 3:
Blood group - 5
Not Blood group - 5
Trial 4:
Blood group: 5
Not Blood group - 5
Trials 5 :
Blood group - 2
Not Blood group - 8
(b) Out of the 5 trials it was in the fifth trial that the number of blood group O is not up to 3,so, the probability that at LEAST 3 of 10 people will have type O blood?
= 4/5
= 0.8
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Answer: B
Step-by-step explanation:
Intersection of the 2 parts of the function is (0,0):
==> not A
the second part of the function is an half-line (and x =0)
Answer B
