a a Household income in a neighborhood is distributed normally with a mean of $40,000 and a standard deviation of $5,000
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a a Household income in a neighborhood is distributed normally with a mean of $40,000 and a standard deviation of $5,000
a a Household income in a neighborhood is distributed normally with a mean of $40,000 and a standard deviation of $5,000. Approximately what percentage of households has an income between $35,000 and $45,000? 68 50 95 98
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