It has been found that 45% of Singaporeans spend beyond their income In a random survey conducted: Business Statistics Home Work, TP, Singapore

Binomial Poisson Distribution Quiz

• “It has been found that 45% of Singaporeans spend beyond their income. In a random survey conducted, 7 people were asked about their spending behavior. Compute the expected number of people surveyed who spend beyond their income.”
  1) 3.15
  2) 3.85
  3) 74) 1.3162
• “It has been found that 45% of Singaporeans spend beyond their income. In a random survey conducted, 7 people were asked about their spending behavior. Compute the probability that at most 2 people surveyed spend beyond their income.”
  1) 0.3164
  2) 0.214
  3) 0.1024
  4) 0.0085
• “It has been found that 45% of Singaporeans spend beyond their income. In a random survey conducted, 7 people were asked about their spending behavior. Compute the probability that exactly 2 people surveyed spend beyond their income.”
  1) 0.3164
  2) 0.214

  3) 0.1024
  4)0.0085

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