One research study of illegal drug use among 12- to 17-year-olds reported a decrease in use (from 11.4% in 1997) to 9.9% now. Suppose a survey in a large high school reveals that, in a random sample of 1,050 students, 95 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. Formulate the null and alternative hypotheses. Choose the correct answer below. OA. Ho: p=0.099 Ha: p<0.099 OC. Ho: p<0.099 Ha: p=0.099 OB. Ho: p=0.099 Ha: p#0.099 O D. Ho: p=0.099 Ha: p>0.099
One research study of illegal drug use among 12- to 17-year-olds reported a decrease in use (from 11.4% in 1997) to 9.9% now. Suppose a survey in a large high school reveals that, in a random sample of 1,050 students, 95 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. Formulate the null and alternative hypotheses. Choose the correct answer below. OA. Ho: p=0.099 Ha: p<0.099 OC. Ho: p<0.099 Ha: p=0.099 OB. Ho: p=0.099 Ha: p#0.099 O D. Ho: p=0.099 Ha: p>0.099
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 30PPS
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Question
![One research study of illegal drug use among 12- to 17-year-olds reported a decrease in use (from 11.4% in 1997) to
9.9% now. Suppose a survey in a large high school reveals that, in a random sample of 1,050 students, 95 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.
Formulate the null and alternative hypotheses. Choose the correct answer below.
O A. Ho: p=0.099
Ha: p<0.099
OC. Ho: p<0.099
Ha: p=0.099
an example
O B. Ho: p=0.099
Ha: p0.099
OD. Ho: p=0.099
Ha: p>0.099](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F6a0d2a3b-664d-45bb-b3f8-65192198e0f3%2F1bf72c72-ed65-498c-b723-2c6e2931f594%2Fspwemv_processed.jpeg&w=3840&q=75)
Transcribed Image Text:One research study of illegal drug use among 12- to 17-year-olds reported a decrease in use (from 11.4% in 1997) to
9.9% now. Suppose a survey in a large high school reveals that, in a random sample of 1,050 students, 95 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.
Formulate the null and alternative hypotheses. Choose the correct answer below.
O A. Ho: p=0.099
Ha: p<0.099
OC. Ho: p<0.099
Ha: p=0.099
an example
O B. Ho: p=0.099
Ha: p0.099
OD. Ho: p=0.099
Ha: p>0.099
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