A3. What is the probability of getting at least one “HEAD" if five coins are tossed? ot 0.96875 b) 0.1111 c) 0.1388 d) 0.16666 edi A6. How many different ways can a chairperson and an assistant chairperson be selected for a rescarch project if there are seven scientists available? a) 10 b) 45 42 d) 30

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