3. In a sample of 50 people, 21 had type O blood, 22 had type A blood, 5 had type B blood, and 2 had typeAB blood.a) What is the probability that a randomly selected person of the sample had type O blood?b.) What is the probability that a randomly selected person of the sample had type A or type B blood?c.) What is the probability that a randomly selected person of the sample had neither type O nor type A blood?d.) What is the probability that a randomly selected person of the sample does not have type AB blood? **Problem 3: Blood Type Probability**In a sample of 50 people, the distribution of blood types is as follows:- 21 people had type O blood- 22 people had type A blood- 5 people had type B blood- 2 people had type AB bloodThe questions to consider are:a) **What is the probability that a randomly selected person from the sample had type O blood?**b) **What is the probability that a randomly selected person from the sample had type A or type B blood?**c) **What is the probability that a randomly selected person from the sample had neither type O nor type A blood?**d) **What is the probability that a randomly selected person from the sample does not have type AB blood?**

Total=50=21(O)+22(A)+5(B)+2(AB)

. In a sample of 50 people, 21 had type O blood, 22 had type A blood, 5 had type B blood, and 2 had type AB blood. a) What is the probability that a randomly selected person of the sample had type O blood? b.) What is the probability that a randomly selected person of the sample had type A or type B blood? c.) What is the probability that a randomly selected person of

. In a sample of 50 people, 21 had type O blood, 22 had type A blood, 5 had type B blood, and 2 had type AB blood. a) What is the probability that a randomly selected person of the sample had type O blood? b.) What is the probability that a randomly selected person of the sample had type A or type B blood? c.) What is the probability that a randomly selected person of

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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16. A company makes candy-coated chocolates, 40% of which are red. The production line mixes the candies randomly and packages ten per box. a) What is the probability that fewer than four candies in a given box are red? b) What is the probability that at least four candies in a given box are red? 31
7. If the probability that an auto mechanic will serve 1,2,3,4,5 or 6 or 7 or more cars on any given working day are respectively, 0.12, 0.16, 0.24, 0.27, 0.15 ,0.02 and 0.04 What is the probability that a) What is the probability that no more than 7 cars will be serviced by the mechanic? b) What is the probability that he will service fewer than 5 cars? c) What is the probability that he will service either 3 or 4 or 5 cars?
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