Test the? principal claim that illegal drug use

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One research study of illegal drug use among? 12- to? 17-year-olds reported a decrease in use? (from 11.4% in? 1997) to9.7?% now. Suppose a survey in a large high school reveals? that, in a random sample of 1,048 ?students, 96 report using illegal drugs. Use a 0.05 significance level to test the? principal's claim that illegal drug use in her school is below the current national average.

z=

?(Round to two decimal places as? needed.)

P- value =

?(Round to two decimal places as? needed.)

Reference no: EM132409116

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