Of a population of consumers, 60 % are reputed to prefer Brand A toothpaste. If a group of randomly selected consumers is interviewed, what is the probability that at least 5 people need to be interviewed to encounter the1st consumer who prefers Brand A (rounded odd to 2 decimal places). 03                B. 0.39            C. 0.61            D. 0.97

MATLAB: An Introduction with Applications
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Of a population of consumers, 60 % are reputed to prefer Brand A toothpaste. If a group of randomly selected consumers is interviewed, what is the probability that at least 5 people need to be interviewed to encounter the1st consumer who prefers Brand A (rounded odd to 2 decimal places).

  1. 03                B. 0.39            C. 0.61            D. 0.97
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