4. 4) In a certain community, 20% of households have 1 child, 35% of households have 2 children, and 45% of households have 3 children. What is the expected number (value) of children in that household? HINT: A probability table may be helpful. * Mark only one oval.
4. 4) In a certain community, 20% of households have 1 child, 35% of households have 2 children, and 45% of households have 3 children. What is the expected number (value) of children in that household? HINT: A probability table may be helpful. * Mark only one oval.
Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 11ECP: A manufacturer has determined that a machine averages one faulty unit for every 500 it produces....
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