T7.13. According to government data, 22% of American children under the age of six live in households with incomes less than the official poverty level. A study of learning in early childhood chooses an SRS of 300 children. Find the probability that more than 20% of the sample are from poverty households. Be sure to check that you can use the Normal approximation.

MATLAB: An Introduction with Applications
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T7.13. According to government data, 22% of American
children under the
age
of six live in households with incomes
less than the official poverty level. A study of learning in
early childhood chooses an SRS of 300 children. Find the
probability that more than 20% of the sample are from
poverty households. Be sure to check that you can use the
Normal approximation.
Transcribed Image Text:T7.13. According to government data, 22% of American children under the age of six live in households with incomes less than the official poverty level. A study of learning in early childhood chooses an SRS of 300 children. Find the probability that more than 20% of the sample are from poverty households. Be sure to check that you can use the Normal approximation.
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