Mathematics, 11.10.2020 14:01 emilystartk
The summer income of the 3,408 students at Van Buren High School last year was normally distributed with mean $1,751 and standard deviation $421.
a. Approximately what percent of the students had incomes between $1,000 and $2,000? Round to the nearest percent.
b. Approximately how many students had incomes less than $800? Round to the nearest integer.
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